Patel CJ, Rehkopf DH, Leppert JT, Bortz WM, Cullen MR, Chertow GM, Ioannidis JP.
Int J Epidemiol
http://www.ncbi.nlm.nih.gov/pubmed/24345851
42(6):1795-810
https://connects.catalyst.harvard.edu/Profiles/profile/28495996