Risedronate reduces the risk of first vertebral fracture in osteoporotic women. - Heaney RP; Zizic TM; Fogelman I; Olszynski WP; Geusens P; Kasibhatla C; Alsayed N; Isaia G; Davie MW; Chesnut CH 3rd (Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2002)