title: Penile growth: topical versus systemic testosterone therapy in rats.
mesh_terms: D000287:Administration, Topical; D000818:Animals; D007273:Injections, Intramuscular; D008297:Male; D009929:Organ Size / Q000187:drug effects*; D010413:Penis / Q000187:drug effects / Q000254:growth & development*; D051381:Rats; D013739:Testosterone / Q000008:administration & dosage* / Q000494:pharmacology
chemical_list: D013739:Testosterone