Patients and Health Staff of Cancer Centres During the Covid-19 Pandemic

"Diagnostic test for SARS-CoV2 :~* Blood test to analyse the IgG and IgM with an immediate qualitative analysis (serological test) and a differed quantitative analysis (ELISA test)~* Results of nasal swab that will allow extracting the RNA and realizing a RT-PCR (only if the participants present symptoms). It will be obtained by standard local laboratories.~* Questionnaires (based on serology, clinic, economy (socio-demographic and lifestyle questionnaire) and epidemiology)"