TY - GEN AU - Hageman,C E AU - Lehman,R C TI - Stretching, strengthening, and conditioning for the competitive tennis player SN - 0278-5919 PY - 1988///0812 KW - Humans KW - Isometric Contraction KW - Isotonic Contraction KW - Physical Education and Training KW - methods KW - Physical Endurance KW - Sports KW - Tennis N1 - Publication Type: Journal Article ER -