title: The top medical advances of 1998.
authors.forename: S
authors.initials: S
authors.lastname: Freinkel
authors.forename: R
authors.initials: R
authors.lastname: Kanigel
authors.forename: M
authors.initials: M
authors.lastname: Mason
mesh_terms: D001943:Breast Neoplasms / Q000628:therapy; D000529:Complementary Therapies / Q000639:trends; D015444:Exercise; D005260:Female; D006801:Humans; D007114:Immunization; D008297:Male; D009747:Nutritional Physiological Phenomena; D010024:Osteoporosis / Q000000981:diagnostic imaging; D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D012106:Research / Q000639:trends*; D000068677:Sildenafil Citrate; D013450:Sulfones; D014463:Ultrasonography
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate