Bakhtiarvandand Nezhad. 561 ‫پزشكی‬ ‫حقوق‬ ‫فصلنامه‬ / ‫چهل‬ ‫شماره‬ ،‫یازدهم‬ ‫سال‬ ‫پاییز‬ ،‫ودوم‬ 6931 Role of Competition Law in Improving Public Health.