Interventions in Primary Care to Promote Breastfeeding: An Evidence Review for the U.S. Preventive Services Task Force

Figure 2.
Figure 2. Study flow diagram.

RCT = randomized, controlled trial.

* All RCTs for question 1 also included for question 2.

This Article

  1. Ann Intern Med October 21, 2008 vol. 149 no. 8 565-582