title: Human subpreputial collection: its nature and formation.
mesh_terms: D006801:Humans; D008055:Lipids / Q000032:analysis; D008297:Male; D010412:Penile Neoplasms / Q000150:complications; D010413:Penis / Q000166:cytology; D010688:Phimosis / Q000150:complications / Q000209:etiology; D011506:Proteins / Q000032:analysis; D012902:Smegma / Q000032:analysis / Q000166:cytology / Q000382:microbiology
chemical_list: D008055:Lipids; D011506:Proteins