Woolf, S., Schünemann, H. J., Eccles, M. P., Grimshaw, J. M., & Shekelle, P. (2012). Developing clinical practice guidelines: Types of evidence and outcomes; values and economics, synthesis, grading, and presentation and deriving recommendations. BioMed Central.

Woolf, Steven, Holger J. Schünemann, Martin P. Eccles, Jeremy M. Grimshaw, a Paul Shekelle. Developing Clinical Practice Guidelines: Types of Evidence and Outcomes; Values and Economics, Synthesis, Grading, and Presentation and Deriving Recommendations. BioMed Central, 2012.

Woolf, Steven, et al. Developing Clinical Practice Guidelines: Types of Evidence and Outcomes; Values and Economics, Synthesis, Grading, and Presentation and Deriving Recommendations. BioMed Central, 2012.