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- Knee ligament injuries. PatientPlus. patient.info/patientplus, last checked 15 February 2017
- Medial collateral ligament injury. BMJ Best Practice. bestpractice.bmj.com, last reviewed February 2018
- Collateral ligament injuries. OrthoInfo. American Academy of Orthopaedic Surgeons. orthoinfo.aaos.org, last reviewed March 2014
- Medial collateral knee ligament injury. Medscape. emedicine.medscape.com, updated 31 May 2017
- Knee pain – assessment. NICE Clinical Knowledge Summaries. cks.nice.org.uk, last revised, August 2017
- Sprains and strains. NICE Clinical Knowledge Summaries. cks.nice.org.uk, last revised March 2016
Reviewed by Pippa Coulter, Freelance Health Editor, Bupa Health Content Team, April 2018
Expert reviewer Elisabeth Morgans, Bupa Physiotherapist
Next review due April 2021
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