Nurjasmi E, Qonita Rachmah, M.Sc (Nutr&Diet) QR. The effect of developed nurani module in preconception class to pregnancy planning quality. Opción [Internet]. 1 [citado 2 de agosto de 2025];360:3024-41. Disponible en: http://www.produccioncientifica.luz.edu.ve/index.php/opcion/article/view/32587