TY - RPRT TI - Are restoring forces important to relaxation? AU - S Winegrad AU - A Weisberg AU - G McClellan PY - 1980 DO - 10.1093/eurheartj/1.suppl_1.59 UR - https://pubmed.ncbi.nlm.nih.gov/7274231/ ID - 7274231 ER -