title: Letter: Collagen studies in osteogenesis imperfecta.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D003094:Collagen / Q000032:analysis / Q000096:biosynthesis*; D046508:Culture Techniques; D005347:Fibroblasts / Q000032:analysis; D006801:Humans; D010013:Osteogenesis Imperfecta / Q000145:classification*; D012867:Skin / Q000473:pathology
chemical_list: D000596:Amino Acids; D003094:Collagen