CKD-828 Primary Hypertension Trial(Dose-selection)

Hallym University Sacred Heart Hospital, Anyang

Soonchunhyang University Hospital in Bucheon, Bucheon-si

Kosin University Gospel Hospital, Busan

Chungbuk National Uiversity Hospital, Cheongju-si

Daegu Catholic University Medical Center, Daegu

Keimyung University Dongsan Medical Center, Daegu

DonGuk University International Hospital, Goyang

National Health Insurance Corporation Ilsan Hospital, Goyang

Chonnam National University Hospital, Gwangju

Gachon University Gil Medical Center, Inchon

Chonbuk National University Hospital, Jeonju

Pusan National University Hospital, Pusan

Seoul National University Bundang Hospital, Seongnam

Ewha Womans University Hospital, Seoul

Gangnam Severance Hospital, Seoul

Kandong Sacred Heart Hospital, Seoul

Korea University Guro Hospital, Seoul

Kyung Hee University Medical Center, Seoul

Seoul St. Mary's Hospital, The catholic University of Korea, Seoul

Severance Hospital, Seoul

SMG-SNU Boramae Medical Center, Seoul

Soon Chun Hyang University Hospital, Seoul

St. Paul's Hospital, The catholic University of Korea, Seoul

Ajou University Hospital, Suwon

Uijeongbu St. Mary's Hospital, The catholic University of Korea, Uijeongbu-si

Wonju Christian Hospital, Wŏnju