[1]
R. K. A. Nasution, B. B. Nasution, M. Lubis, and I. N. D. . Lubis, “Prevalence and Knowledge of Soil-Transmitted Helminth Infections in Mandailing Natal, North Sumatera, Indonesia”, Open Access Maced J Med Sci, vol. 7, no. 20, pp. 3443–3446, Oct. 2019.