[2 cases of extraction of the crystalline lens from the vitreous body by changing the position of the head].
D005131:Eye Injuries; D006257:Head; D006801:Humans; D007908:Lens, Crystalline; D011187:Posture; D014822:Vitreous Body
EYE INJURIES; LENS, CRYSTALLINE; POSTURE; VITREOUS BODY