Widyahening, I. S., M. A. Aufa, M. F. Alhas, A. B. Widodo, and D. Friska. “Knowledge, Attitude, and Practice of Mothers on the First 1000 Days of Life”. EJournal Kedokteran Indonesia, vol. 9, no. 2, Sept. 2021, p. 129, doi:10.23886/ejki.9.65.129.