Andriani R, Supriyatno B, Kekalih A, Sjarif DR. Development, validity, and reliability of a questionnaire on mothers’ knowledge in complementary feeding practices (PI-MPASI) in Indonesia. PI [Internet]. 2023Oct.30 [cited 2025Apr.29];63(5):335-45. Available from: https://paediatricaindonesiana.org/index.php/paediatrica-indonesiana/article/view/3110