Ultrasonographic bone characteristics during normal pregnancy: Longitudinal and cross-sectional evaluation

Calcium Metabolism in Normal Human Pregnancy

Robert P. Heaney, Thomas G. Skillman · The Journal of Clinical Endocrinology & Metabolism · 1971 · 362 citations

Nutrition, Fertility, Gynecology +21

Bone density changes during pregnancy and lactation in active women: a longitudinal study

Barbara L. Drinkwater, Charles H. Chesnut · Bone and Mineral · 1991 · 225 citations

Bone Health, Lactation, Medicine +14

Osteoporotic bone fragility. Detection by ultrasound transmission velocity

Robert P. Heaney · JAMA · 1989 · 221 citations

Calcium metabolism in normal pregnancy: A longitudinal study

Roy M. Pitkin, W. Ann Reynolds, GERALD A. WILLIAMS et al. · American Journal of Obstetrics and Gynecology · 1979 · 211 citations

Nutrition, Normal Pregnancy, Physiology +10

Osteoporotic Bone Fragility

Robert P. Heaney · JAMA · 1989 · 171 citations

Bone Fragility, Gynecology, Osteoporosis +16