Anggi Dwi Yanti, I Nengah Tanu Komalyna and Tapriadi (2022) “Perbedaan Tingkat Pengetahuan Gizi, Tingkat Konsumsi Energi dan Protein antara Pendampingan Berbasis Whatsapp dengan Media E-booklet dan E-leaflet pada Ibu Hamil Kurang Energi Kronis (KEK) di Wilayah Kerja Puskesmas Arjowinangun Kota Malang : Differences in Nutritional Knowledge Levels, Energy and Protein Consumption Levels between Whatsapp-Based Assistance with E-booklet and E-leaflet Media in Chronically Lacking Energy Pregnant Women (KEK) in the Arjowinangun Health Center Work Area, Malang City”, Media Publikasi Promosi Kesehatan Indonesia (MPPKI), 5(11), pp. 1363-1371. doi: 10.56338/mppki.v5i11.2737.