McGeachie, Michael J.
Sordillo, Joanne E.
Gibson, Travis
Weinstock, George M.
Liu, Yang-Yu
Gold, Diane R.
Weiss, Scott T.
Litonjua, Augusto
Article History
Received: 5 June 2015
Accepted: 31 December 2015
First Online: 8 February 2016
Competing interests
: The authors declare no competing financial interests.