[A SURVEY OF THE AGED IN THE CANTON OF BASEL].
D000375:Aging; D003625:Data Collection; D005853:Geriatrics; D006306:Health Surveys; D006801:Humans; D013557:Switzerland
AGING; GERIATRICS; HEALTH SURVEYS; SWITZERLAND
UN'INCHIESTA SUGLI ANZIANI DEL CANTONE DI BASILEA.