Sabharwal, Sanjeev; Zhao, Caixia (2009). "The Hip-Knee-Ankle Angle in Children: Reference Values Based on a Full-Length Standing Radiograph". The Journal of Bone and Joint Surgery, American Volume. 91 (10): 2461–2468. doi:10.2106/JBJS.I.00015. ISSN0021-9355. PMID19797583.
Sabharwal, Sanjeev; Zhao, Caixia (2009). "The Hip-Knee-Ankle Angle in Children: Reference Values Based on a Full-Length Standing Radiograph". The Journal of Bone and Joint Surgery, American Volume. 91 (10): 2461–2468. doi:10.2106/JBJS.I.00015. ISSN0021-9355. PMID19797583.
Shriner's, Hospital for Children – Houston, TX. "Blount's Disease". Archived from the original on November 26, 2011. Retrieved October 28, 2011.{{cite web}}: CS1 maint: multiple names: authors list (link)
web.archive.org
Shriner's, Hospital for Children – Houston, TX. "Blount's Disease". Archived from the original on November 26, 2011. Retrieved October 28, 2011.{{cite web}}: CS1 maint: multiple names: authors list (link)
Sabharwal, Sanjeev; Zhao, Caixia (2009). "The Hip-Knee-Ankle Angle in Children: Reference Values Based on a Full-Length Standing Radiograph". The Journal of Bone and Joint Surgery, American Volume. 91 (10): 2461–2468. doi:10.2106/JBJS.I.00015. ISSN0021-9355. PMID19797583.