@misc{indiciaec43af4585988, title = {Postpartum low-back pain.}, author = {H C Ostgaard and G B Andersson}, year = {1992}, doi = {10.1097/00007632-199201000-00008}, url = {https://pubmed.ncbi.nlm.nih.gov/1531555/}, note = {Source identifier: 1531555} }