title: On the spermicidal properties of urea solutions.
mesh_terms: D002465:Cell Movement / Q000187:drug effects; D006801:Humans; D066298:In Vitro Techniques; D007552:Isotonic Solutions; D008297:Male; D009997:Osmotic Pressure; D012965:Sodium Chloride / Q000494:pharmacology; D013089:Spermatocidal Agents / Q000494:pharmacology*; D013094:Spermatozoa / Q000187:drug effects* / Q000502:physiology; D014508:Urea / Q000494:pharmacology*
chemical_list: D007552:Isotonic Solutions; D013089:Spermatocidal Agents; D012965:Sodium Chloride; D014508:Urea