Citação norma APA

Sifrim, D., Dupont, L., Blondeau, K., Zhang, X., Tack, J., & Janssens, J. (2005). Weakly acidic reflux in patients with chronic unexplained cough during 24 hour pressure, pH, and impedance monitoring. Copyright 2005 by Gut.

Citação norma Chicago

Sifrim, D., L. Dupont, K. Blondeau, X. Zhang, J. Tack, and J. Janssens. Weakly Acidic Reflux in Patients With Chronic Unexplained Cough During 24 Hour Pressure, PH, and Impedance Monitoring. Copyright 2005 by Gut, 2005.

Citação norma MLA

Sifrim, D., et al. Weakly Acidic Reflux in Patients With Chronic Unexplained Cough During 24 Hour Pressure, PH, and Impedance Monitoring. Copyright 2005 by Gut, 2005.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.