Problems with anal cancer demographics.

Autor: Scholefield JH, Kettner JD, Northover JM
Jazyk: angličtina
Zdroj: Diseases of the colon and rectum [Dis Colon Rectum] 1988 Oct; Vol. 31 (10), pp. 831-2.
DOI: 10.1007/BF02560121
Databáze: MEDLINE