TY - RPRT TI - Moderately severe osteogenesis imperfecta: biochemical studies showing variable defect localization in the triple-helical domain of type I collagen. AU - M Valli AU - R Tenni AU - G Cetta PY - 1990 DO - 10.1016/s0934-8832(11)80169-1 UR - https://pubmed.ncbi.nlm.nih.gov/2215359/ ID - 2215359 ER -