title: Letter: Aspirin, prostaglandin, and gestation.
mesh_terms: D000818:Animals; D001168:Arthritis / Q000188:drug therapy / Q000378:metabolism; D001241:Aspirin / Q000008:administration & dosage / Q000494:pharmacology* / Q000627:therapeutic use; D010064:Embryo Implantation / Q000187:drug effects; D005260:Female; D006801:Humans; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious / Q000378:metabolism; D011273:Pregnancy, Prolonged / Q000187:drug effects*; D011453:Prostaglandins / Q000378:metabolism*; D051381:Rats
chemical_list: D011453:Prostaglandins; D001241:Aspirin