Deswita Puteri, Mahfuzhah, and Darmayanti Wulandatika. “THE FREQUENCY OF VISITS PROVIDES A KNOWLEDGE EFFECT ON DANGER SIGNS OF PREGNANCY”. NURSING UPDATE : Jurnal Ilmiah Ilmu Keperawatan P-ISSN : 2085-5931 E-ISSN : 2623-2871, vol. 14, no. 4, Dec. 2023, pp. 467-74, https://www.ojsnhm.com/index.php/NU/article/view/1810.