APA (7th ed.) Citation

AR, P., AE, B., & RM, G. (2012). JAMA patient page. Childhood asthma. JAMA: Journal of the American Medical Association, 307(4), 421.

Chicago Style (17th ed.) Citation

AR, Punnoose, Burke AE, and Golub RM. "JAMA Patient Page. Childhood Asthma." JAMA: Journal of the American Medical Association 307, no. 4 (2012): 421.

MLA (9th ed.) Citation

AR, Punnoose, et al. "JAMA Patient Page. Childhood Asthma." JAMA: Journal of the American Medical Association, vol. 307, no. 4, 2012, p. 421.