Threshold based on bone mineral density for therapeutic decision-making in postmenopausal women and men over 50 years old under glucocorticoid therapy María Lorena Brance; María Silvia Larroudé; Luis Fernando Somma; Evangelina Giacoia; María Diehl; Ana María Galich; Luis Agustín Ramirez Stieben; María Cielo Maher; María De La Vega; Ariana Ringer; Lucas R. Brun;