title: [First report on studies of normal testicular weight and size in the Japanese].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009929:Organ Size; D012016:Reference Values; D013737:Testis / Q000033:anatomy & histology*