A Study of Pembrolizumab (MK-3475) With or Without Maintenance Olaparib in First-line Metastatic Squamous Non-small Cell Lung Cancer (NSCLC, MK-7339-008/KEYLYNK-008)

Mackay Memorial Hospital ( Site 0902), Taipei

Chang Gung Medical Foundation.Linkou Branch ( Site 0903), Taoyuan District

National Cheng Kung University Hospital ( Site 0905), Tainan City

Social Medical Center - Otto Wagner Hospital ( Site 1301), Vienna

Krankenhaus Nord - Klinik Floridsdorf ( Site 1300), Vienna

Liverpool Hospital ( Site 1201), Liverpool

Southern Medical Day Care Centre ( Site 1200), Wollongong

Monash Cancer Centre ( Site 1205), Clayton

Ordensklinikum Linz GmbH Elisabethinen ( Site 1307), Linz

MidCentral DHB Palmerston North Hospital ( Site 1102), Palmerston North

Klinikum Wels-Grieskirchen ( Site 1304), Wels

Townsville General Hospital ( Site 1202), Townsville

Innsbruck LKH ( Site 1302), Innsbruck

Capital & Coast District Health Board - Wellington Hospital ( Site 1101), Wellington

National Taiwan University Hospital ( Site 0900), Taipei

National Cancer Center ( Site 1006), Goyang-si

CHU Caen ( Site 1406), Caen

The Catholic University of Korea St. Vincent s Hospital ( Site 1003), Gyeonggi-do

Ajou University Hospital ( Site 1004), Suwon

Cherkasy Regional Oncology Dispensary ( Site 2225), Cherkasy

MedStar Franklin Square Medical Center ( Site 0044), Baltimore

Katholisches Marienkrankenhaus gGmbH ( Site 1572), Hamburg

Complejo Hospitalario de Jaen ( Site 1713), Jaén

Investigacion Onco Farmaceutica S de RL de CV ( Site 0300), La Paz

PP PPC Acinus Medical and Diagnostic Centre ( Site 2223), Kropyvnytskyi

Waverly Hematology Oncology ( Site 0054), Cary

Hospital Universitario 12 de Octubre ( Site 1716), Madrid

Chungbuk National University Hospital ( Site 1002), Cheongju-si

Complejo Hospitalario de Malaga ( Site 1714), Málaga

Columbus Regional Research Institute ( Site 0099), Columbus

Mid-Florida Cancer Centers ( Site 0022), Orange City

Boca Raton Regional Hospital ( Site 0018), Boca Raton

H. Lee Moffitt Cancer Center and Research Institute ( Site 0024), Tampa

Bezmialem Vakif Univ. Tıp Fakultesi Hastanesi Tibbi Onkoloji Bolumu ( Site 2107), Istanbul

Pneumologische Lehrklinik Universitaet Goettingen ( Site 1551), Immenhausen

Göztepe Prof. Dr. Süleyman Yalçın Şehir Hastanesi-oncology ( Site 2103), Istanbul

Ege Universitesi Tip Fakultesi ( Site 2109), Izmir

Alabama Oncology Bruno Cancer Center ( Site 0001), Birmingham

Universitaetsmedizin Goettingen ( Site 1557), Göttingen

Thompson Cancer Survival Center ( Site 2812), Knoxville

Erciyes Universitesi Tip Fakultesi ( Site 2108), Kayseri

Hattiesburg Clinic ( Site 0051), Hattiesburg

China Medical University Hospital ( Site 0904), Taichung

Hospital Universitario Virgen Macarena ( Site 1712), Seville

Hospital Civil de Guadalajara Fray Antonio Alcalde ( Site 0334), Guadalajara

Kliniken Essen Mitte ( Site 1567), Essen

Methodists Hospitals/Premier Oncology Hematology Associates ( Site 0039), Merrillville

Barbara Ann Karmanos Cancer Institute ( Site 0046), Detroit

CHU Angers ( Site 1405), Angers

City Clinical Hosp.4 of DCC ( Site 2215), Dnipro

Gyeongsang National University Hospital ( Site 1005), Jinju

Universitaetsklinikum Bonn ( Site 1574), Bonn

Institut De Cancerologie De Lorraine ( Site 1409), Vandœuvre-lès-Nancy

Ondokuz Mays Üniversitesi Tp Fakültesi Hastanesi-Oncology ( Site 2106), Samsun

InVo-Institut fuer Versorgungsforschung in der Onkologie ( Site 1564), Koblenz

Hopital Robert Schuman ( Site 1402), Vantoux

Namik Kemal Universitesi Tip Fakultesi ( Site 2100), Tekirdağ

Frontier Oncology ( Site 0052), Billings

Bozeman Health Deaconness Cancer Center ( Site 0053), Bozeman

Oncology of Northshore ( Site 0036), Rolling Meadows

Universitaetsklinikum Frankfurt ( Site 1563), Frankfurt am Main

Mount Sinai Hospital Medical Center ( Site 0035), Chicago

Grigoriev Institute for medical Radiology NAMS of Ukraine ( Site 2226), Kharkiv

Regional Centre of Oncology-Thoracic organs ( Site 2219), Kharkiv

Centre Jean Perrin ( Site 1407), Clermont-Ferrand

Studienzentrum Aschaffenburg ( Site 1575), Aschaffenburg

Centre Hospitalier de Pau ( Site 1412), Pau

Axis Heilsa S. de R.L. de C.V. ( Site 0301), Monterrey

MI Odessa Regional Oncological Centre ( Site 2222), Odesa

CHU de Rouen ( Site 1403), Rouen

MI Precarpathian Clinical Oncology Center ( Site 2218), Ivano-Frankivsk

Renovatio Clinical ( Site 0074), The Woodlands

Klinikum der LMU ( Site 1550), Munich

Klinikum Bogenhausen Staedt. Klinikum Muenchen GmbH ( Site 1573), Munich

Chang Gung Medical Foundation. Kaohsiung Branch ( Site 0907), Kaohsiung City

Central City Clinical Hospital ( Site 2221), Uzhhorod

Disney Family Cancer Center ( Site 0005), Burbank

FAICIC Clinical Research ( Site 0303), Veracruz

Universitaetsklinikum Regensburg ( Site 1562), Regensburg

Hopital d'Instruction des Armees Begin ( Site 1413), Saint-Mandé

CLIMERS Clinical Medical Research ( Site 0306), Orizaba

Klinikum Wuerzburg Mitte gGmbH ( Site 1559), Würzburg

Helios Klinikum Erfurt GmbH ( Site 1552), Erfurt

Cancer Care Northwest ( Site 0083), Spokane Valley

Russian Oncological Research Center n.a. N.N.Blokhin of MoH ( Site 2000), Moscow

First Moscow State Medical University n.a. I.M.Sechenov ( Site 2024), Moscow

Moscow Research Oncology Institute named after P.A. Hertsen ( Site 2009), Moscow

FSAI Treatment and Rehabilitation Centre of the MoH and SD of RF ( Site 2006), Moscow

Moscow Regional Oncological Dispensary ( Site 2028), Balashikha

SBHI Leningrad Regional Clinical Hospital ( Site 2002), Saint Petersburg

SPb Central Clinical Railway Hospital ( Site 2003), Saint Petersburg

National Medical Research Center of Oncology N.A. N.N. Petrov ( Site 2004), Saint Petersburg

SPb SBHI City Clinical Oncological Dispensary ( Site 2001), Saint Petersburg

S.C. Centrul de Oncologie Sf. Nectarie SRL ( Site 2508), Craiova

Policlinica Oncomed SRL ( Site 2505), Timișoara

Cardiomed SRL Cluj-Napoca ( Site 2504), Cluj-Napoca

S.C. Radiotherapy Center Cluj S.R.L ( Site 2507), Cluj-Napoca

Republican Clinical Oncology Dispensary of Tatarstan MoH ( Site 2021), Kazan'

SBHI Samara Regional Clinical Oncology Dispensary ( Site 2016), Samara

Nizhniy Novgorod Region Oncology Dispensary ( Site 2026), Nizhny Novgorod

Budgetary Healthcare Institution of Omsk Region Clinical Oncology Dispensary-Chemotherapy #1 ( Site, Omsk

Spitalul Clinic Judetean de Urgenta Sf Apostol Andrei ( Site 2501), Constanța

Hospital Italiano Regional del Sur ( Site 0509), Bahía Blanca

Instituto de Investigaciones Clinicas Mar del Plata ( Site 0516), Mar del Plata

Hospital Britanico de Buenos Aires ( Site 0500), Buenos Aires

Instituto Medico Rio Cuarto ( Site 0501), Río Cuarto

Sanatorio Parque ( Site 0515), Rosario

Centro Oncológico de Rosario ( Site 0507), Rosario

Centro Medico San Roque ( Site 0506), San Miguel de Tucumán

Hospital Italiano de Buenos Aires ( Site 0511), Buenos Aires

Clínica Universitaria Reina Fabiola ( Site 0505), Córdoba

Sanatorio Privado San Geronimo S.R.L ( Site 0510), Santa Fe

Instituto do Cancer do Ceara ( Site 0251), Fortaleza

Hospital Sao Rafael ( Site 0258), Salvador - BA

Oncologica do Brasil ( Site 0256), Belém

Hospital Tacchini ( Site 0265), Bento Gonçalves

Irmandade da Santa Casa de Misericordia de Porto Alegre ( Site 0255), Porto Alegre

Centro de Novos Tratamentos Itajai - Clinica de Neoplasias Litoral ( Site 0252), Itajaí

Hospital de Base de Sao Jose de Rio Preto ( Site 0254), Sao Jose Rio Preto

Instituto Nacional do Cancer Jose Alencar Gomes da Silva INCA ( Site 0253), Rio de Janeiro

Instituto do Cancer do Estado de Sao Paulo - ICESP ( Site 0250), São Paulo

Hospital Paulistano - Amil Clinical Research ( Site 0263), São Paulo

Real e Benemerita Associacao Portuguesa de Beneficencia ( Site 0260), São Paulo

Nova Scotia Health Authority ( Site 0103), Halifax

Hamilton Health Sciences-Juravinski Cancer Centre ( Site 0107), Hamilton

Kingston Health Sciences Centre ( Site 0102), Kingston

Stronach Regional Cancer Centre ( Site 0100), Newmarket

CISSS de la Monteregie-Centre ( Site 0101), Greenfield Park

Hopital Cite de la Sante de Laval ( Site 0105), Laval

CIUSSS Ouest de l Ile - St-Mary s Hospital ( Site 0110), Montreal

CIUSSS de la Mauricie et du Centre du Quebec ( Site 0106), Trois-Rivières

Centre Hospitalier De Chauny ( Site 1411), Chauny

National Hospital Organization Nagoya Medical Center ( Site 0806), Nagoya

Aichi Cancer Center Hospital ( Site 0803), Nagoya

National Cancer Center Hospital East ( Site 0801), Kashiwa

Kurume University Hospital ( Site 0814), Kurume

Kanazawa University Hospital ( Site 0811), Kanazawa

Kanagawa Cancer Center ( Site 0807), Yokohama

Sendai Kousei Hospital ( Site 0812), Sendai

Kansai Medical University Hospital ( Site 0804), Hirakata

National Hospital Organization Kinki-chuo Chest Medical Center ( Site 0813), Sakai

Shizuoka Cancer Center Hospital and Research Institute ( Site 0802), Sunto-gun

National Hospital Organization Kyushu Medical Center ( Site 0805), Fukuoka

Niigata Cancer Center Hospital ( Site 0808), Niigata

Okayama University Hospital ( Site 0810), Okayama

Osaka International Cancer Institute ( Site 0809), Osaka

The Cancer Institute Hospital of JFCR ( Site 0800), Tokyo

Arke Estudios Clinicos ( Site 0333), Mexico City

Przychodnia Lekarska Komed ( Site 2416), Konin

MED-POLONIA Sp. z o.o. ( Site 2419), Poznan

Krakowski Szpital Specjalistyczny im Jana Pawla II ( Site 2420), Krakow

Samodzielny Publiczny Zespol Gruzlicy i Chorob Pluc ( Site 2417), Olsztyn

Wielospecjalistyczny Szpital SPZOZ w Zgorzelcu ( Site 2404), Zgorzelec

Narodowy Instytut Onkologii im. Marii Sklodowskiej-Curie - Panstwowy Instytut Badawczy w Warszawie (, Warsaw

Szpital Rejonowy im. dr Jozefa Rostka ( Site 2402), Racibórz

S.C.Focus Lab Plus S.R.L ( Site 2502), Bucharest

Asan Medical Center ( Site 1007), Songpa-gu

Seoul National University Hospital ( Site 1000), Seoul

Severance Hospital Yonsei University Health System ( Site 1001), Seoul

Korea University Guro Hospital ( Site 1008), Seoul

Hospital Duran i Reynals ( Site 1710), L'Hospitalet de Llobregat

Hospital Sant Creu i Sant Pau ( Site 1711), Barcelona

Baskent Unv. Adana Uyg. ve Arast. Hastanesi ( Site 2101), Adana

Gazi Universitesi Tip Fakultesi ( Site 2104), Ankara

Ankara Sehir Hastanesi ( Site 2105), Ankara

Medical Center Asklepion LLC ( Site 2243), Khodosovka

Kyiv City Clinical Oncology Centre ( Site 2224), Kyiv

Medical and Diagnostic Centre LLC Dobryi Prognoz ( Site 2227), Kyiv

Medical Center Verum ( Site 2228), Kyiv

Southend University Hospital NHS Foundation Trust ( Site 1913), Westcliff-on-Sea

Barts Health NHS Trust - St Bartholomew s Hospital ( Site 1923), London

Chelsea and Westminster Hospital ( Site 1901), London

Newcastle Freeman Hospital ( Site 1902), Newcastle upon Tyne

West Suffolk Hospitals NHS Trust ( Site 1919), Bury St Edmunds

Western General Hospital, Edinburgh ( Site 1924), Edinburgh

Singleton Hospital ( Site 1909), Swansea

Colchester General Hospital ( Site 1911), Colchester

Birmingham Heartlands Hospital ( Site 1910), Birmingham