Pharmacological estrogen administration causes a FSH-independent osteo-anabolic effect requiring ER alpha in osteoblasts. oleh Sebastian Seitz, Johannes Keller, Arndt F Schilling, Anke Jeschke, Robert P Marshall, Brenda D Stride, Tim Wintermantel, Frank T Beil, Michael Amling, Günther Schütz, Jan Tuckermann, Thorsten Schinke