Carbone, L.; Tylavsky, F. A.; Bush, A. J.; Koo, W.; Orwoll, E.; Cheng, S. (2000). »Bone density in Ehlers-Danlos syndrome«. Osteoporosis international: a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. Zv. 11, št. 5. str. 388–392. doi:10.1007/s001980070104. ISSN0937-941X. PMID10912839.
Carbone, L.; Tylavsky, F. A.; Bush, A. J.; Koo, W.; Orwoll, E.; Cheng, S. (2000). »Bone density in Ehlers-Danlos syndrome«. Osteoporosis international: a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. Zv. 11, št. 5. str. 388–392. doi:10.1007/s001980070104. ISSN0937-941X. PMID10912839.
Carbone, L.; Tylavsky, F. A.; Bush, A. J.; Koo, W.; Orwoll, E.; Cheng, S. (2000). »Bone density in Ehlers-Danlos syndrome«. Osteoporosis international: a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA. Zv. 11, št. 5. str. 388–392. doi:10.1007/s001980070104. ISSN0937-941X. PMID10912839.