L. Lau, E. Tamba, and D. M. Pasaribu, “A Factors Affecting Availability of Exclusive Breastfeeding on the Growth and Development of 6 Months Old Babies: Pertumbuhan dan Perkembangan Bayi Usia 6 Bulan ”, JMedScie, vol. 1, no. 1, pp. 64–71, May 2022.