Study concept and design	Acquisition of data	Analysis and interpretation of data	Drafting of manuscript	Critical revision of manuscript for important intellectual content	Statistical analysis	Obtained funding
Small AJ	X	X	X	X	X	X
Araujo JL		X			X
Leggett CL		X			X
Mendelson AH		X			X
Agarwalla A		X			X
Abrams JA		X			X
Lightdale CJ		X			X
Wang TC					X		X
Iyer PG		X			X
Wang KK		X			X		X
Rustgi AK					X		X
Ginsberg GG					X
Forde KA					X	X
Gimotty PA			X		X	X
Lewis JD	X		X		X	X	X
Falk GW	X		X		X
Bewtra M	X		X	X	X	X	X