[Letter: Preventive screening in prostatic and rectal carcinoma].
D005860:Germany, West; D006801:Humans; D008297:Male; D008403:Mass Screening; D011471:Prostatic Neoplasms / Q000517:prevention & control*; D012004:Rectal Neoplasms / Q000517:prevention & control*
Vorsorgeuntersuchungen bei Prostata- und Rektumkarzinomen