title: Knee extension exercises produce ACL strain.
authors.forename: M D
authors.initials: MD
authors.lastname: Grabiner
mesh_terms: D016118:Anterior Cruciate Ligament / Q000503:physiopathology*; D016552:Ergometry / Q000009:adverse effects; D006801:Humans; D007719:Knee Joint / Q000503:physiopathology*; D005082:Physical Exertion / Q000502:physiology*; D013180:Sprains and Strains / Q000503:physiopathology