TY - JOUR AU - Reid, D C; Burnham, R S; Saboe, L A; Kushner, S F TI - Lower extremity flexibility patterns in classical ballet dancers and their correlation to lateral hip and knee injuries JO - Am J Sports Med VL - 15 PY - 1987 DO - 10.1177/036354658701500409 SP - 347 EP - 352 ER -