@misc{indiciaebd9c1d6dea13, title = {A normal sonogram does not exclude malrotation.}, author = {L M Ashley and S Allen and R L Teele}, year = {2001}, doi = {10.1007/s002470100434}, url = {https://pubmed.ncbi.nlm.nih.gov/11373925/}, note = {Source identifier: 11373925} }