[1]
P. H. Husna, K. P. Purwandari, S. Mawarni, S. Sundari, I. K. Wardani, and M. Maryati, “The Effectiveness of Pregnant Women Class to Increase Knowledge and Hemoglobin Level”, J Matern Child Health, vol. 5, no. 1, pp. 49–56, Feb. 2020.