Masrul, Masrul. “Fibre Consumption Reduced Risk of Colorectal Cancer Patients in Western Countries: A Meta-Analysis”. Jurnal Kesehatan Masyarakat Andalas 12, no. 2 (September 5, 2018): 97–101. Accessed April 29, 2024. http://jurnal.fkm.unand.ac.id/index.php/jkma/article/view/473.