[1] Columbia Univ Irving Med Ctr, Div Pediat Emergency Med, Dept Emergency Med, New York-Presbyterian Morgan Stanley Childrens Hos, New York, NY USA
[2] Columbia Univ Irving Med Ctr, Dept Emergency Med, New York Presbyterian, New York, NY USA
[3] 622 W 168th St, VC 260, New York, NY 10032 USA