Heritability of variation in glycaemic response to metformin: a genome-wide complex trait analysis.

Kaixin Zhou, Louise Donnelly, Jian Yang, Miaoxin Li, Harshal Deshmukh, Natalie Van Zuydam, Emma Ahlqvist, Chris C Spencer, Leif Groop, Andrew D Morris, Helen M Colhoun, Pak C Sham, Mark I McCarthy, Colin N A Palmer, Ewan R Pearson