1. Postmenopausal osteoporosis.;Albright;JAMA,1941
2. Cortical bone atrophy and osteoporosis as a manifestation of aging.;Meema;AJR,1963
3. The effect of natural and artificial menopause on serum and urine calcium.;Young;Proc R Soc Med,1969
4. The incidence of osteoporosis in normal women: its relation to age and the menopause.;Nordin;Q J Med,1966
5. Humeral cortical thickness as an index of osteoporosis in women.;Bloom;Br J Radiol,1970