Feldman and Pike's Vitamin D: Volume One: Biochemistry, Physiology and Diagnostics 5th Edition
Martin Hewison, Roger Bouillon, Edward Giovannucci, 9780323913867, 978-0323913867, 978-0-323-91386-7, B0CMCV8CG3, 9780323913904, 978-0323913904, 0323913865, 0323913903