Pittaway, James F H Correction to: Bisphosphonate therapy for spinal osteoporosis in Hajdu-Cheney syndrome - new data and literature review. [electronic resource] - Orphanet journal of rare diseases May 2019 - 104 p. digital Publication Type: Published Erratum ISSN: 1750-1172 Standard No.: 10.1186/s13023-019-1084-7 doi