Eleventh rib biopsies of 50 patients with senile and postmenopausal osteoporosis, studied by means of tetracycline bone labeling, revealed significant and similar although modest decreases In bone formation on the cortical-endosteal and haversian surfaces of the biopsies.
Wu, Kent K.
"Haversian and Endosteal Bone Formation Rates in Rib Biopsies of 50 Patients with Senile and Postmenopausal Osteoporosis,"
Henry Ford Hospital Medical Journal
: Vol. 21
Available at: https://scholarlycommons.henryford.com/hfhmedjournal/vol21/iss3/6