[ON THE NEED FOR EPIDEMIOLOGIC CANCER RESEARCH].
D016021:Epidemiologic Studies; D004813:Epidemiology; D005858:Germany; D005859:Germany, East; D006801:Humans; D009369:Neoplasms; D012106:Research
EPIDEMIOLOGY; GERMANY, EAST; NEOPLASMS; RESEARCH
UBER DIE NOTWENDIGKEIT DER EPIDEMIOLOGISCHEN KREBSFORSCHUNG.