Moelyaningrum, Anita Dewi. “Sanitary Hygiene and Formaldehyde Content in Chicken Intestine in Traditional Markets of Jember Regency”. Journal of Public Health Research and Community Health Development 4, no. 1 (October 28, 2020): 61–70. Accessed August 4, 2024. https://e-journal.unair.ac.id/JPHRECODE/article/view/15954.