Chan-Yip, Alice M., and Michael S. Kramer. “Promotion of Breast-Feeding in a Chinese Community in Montreal.” Canadian Medical Association Journal/Journal de l’Association médicale canadienne Vol. 129, no. 9 (November 1, 1983): 955–958. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1875817/?page=1.