TY - BOOK AU - Shephard,Roy J. ED - Canadian Association of Sports Sciences. TI - Frontiers of fitness AV - RC1235 .F75 U1 - 612/.76 PY - 1971///] CY - Springfield, Ill. PB - Thomas KW - Exercise KW - Physiological effect KW - Addresses, essays, lectures KW - Local KW - Muscle contraction N1 - "Published under the auspices of the Canadian Association of Sports Sciences."; Includes bibliographies ER -