Effects of low-glycemic-index diets in pregnancy on maternal and newborn outcomes in pregnant women: a meta-analysis of randomized controlled trials. - Zhang, Ru; Han, Shufen; Chen, Guo-Chong; Li, Zeng-Ning; Silva-Zolezzi, Irma; Parés, Gerard Vinyes; Wang, Yi; Qin, Li-Qiang (European Journal of Nutrition, 2018)