The clock-face reference: simple but nonanatomic.
Fu
Freddie H
FH
D016118:Anterior Cruciate Ligament / Q000601:surgery; D000070598:Anterior Cruciate Ligament Injuries; D001182:Arthroscopy / Q000379:methods; D002102:Cadaver; D005269:Femur / Q000033:anatomy & histology*; D006801:Humans; D007593:Joint Instability / Q000517:prevention & control; D007719:Knee Joint / Q000601:surgery; D008023:Ligaments, Articular / Q000637:transplantation; D019651:Plastic Surgery Procedures; D013709:Tendon Transfer / Q000379:methods; D013710:Tendons / Q000637:transplantation; D013977:Tibia / Q000033:anatomy & histology