Sinaga, R. N.; Zulaini, Z. The Effect of Mangosteen Rind Extract (Garcinia Mangostana L.) Toward Stress Oxidative Parameter, Leukocytes, Leukocytes Type Counts on Male Rats (Rattus Norvegicus) With Excessive Physical Activity. Open Access Maced J Med Sci 2020, 8, 904-909.