[ON THE DIFFERENTIAL DIAGNOSIS OF RETROPERITONEAL TUMORS IN CHILDHOOD AND ADOLESCENCE].
D000293:Adolescent; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D010336:Pathology; D012186:Retroperitoneal Neoplasms
ADOLESCENCE; CHILD; DIAGNOSIS, DIFFERENTIAL; PATHOLOGY; RETROPERITONEAL NEOPLASMS
ZUR DIFFERENTIALDIAGNOSE DER RETROPERITONEALEN GESCHWUELSTE IM KINDES- UND JUGENDALTER.