Year, Count, Co-author(s) 2012,4,"Nichols, G. A.; Desai, Jay R., PhD, MPH; O'Connor, Patrick J., MD, MA, MPH; Lieu, T. A." 2014,5,"Butler, M. G.; Vollmer, W. M.; Kharbanda, Elyse O., MD, MPH; Li, L.; Wu, A. C."