*Chad Yixian Han, Marjorelee Colega, Elaine Phaik Ling Quah, Yiong Huak Chan, Keith M. Godfrey, Kenneth Kwek6, Seang-Mei Saw, Peter D. Gluckman, Yap-Seng Chong, and Mary Foong-Fong Chong on behalf of the GUSTO study group. A healthy eating index to measure diet quality in pregnant women in Singapore: a cross-sectional study. BMC Nutrition2015, 1:39. DOI: 10.1186/s40795-015-0029-3