APA citiranje

Bollano, E., Täng, M. S., Hjalmarson, Å., Waagstein, F., & Andersson, B. (2003). Different responses to dobutamine in the presence of carvedilol or metoprolol in patients with chronic heart failure. Copyright 2003 by Heart.

Citação norma Chicago

Bollano, E., M Scharin Täng, Å Hjalmarson, F. Waagstein, and B. Andersson. Different Responses to Dobutamine in the Presence of Carvedilol or Metoprolol in Patients With Chronic Heart Failure. Copyright 2003 by Heart, 2003.

MLA citiranje

Bollano, E., et al. Different Responses to Dobutamine in the Presence of Carvedilol or Metoprolol in Patients With Chronic Heart Failure. Copyright 2003 by Heart, 2003.