APA

Bushnell D. M., McCarrier K. P., Ramasamy A., Liedgens H., Blum S. I., Cano S., Martin M. L. & Patrick D. L. (20160610). Impacts of Lower Back Pain: Refinement of the Pain Assessment for Lower Back-Impacts Questionnaire (Pal-I) Using a Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

Chicago

Bushnell D M, McCarrier K P, Ramasamy A, Liedgens H, Blum S I, Cano S, Martin M L and Patrick D L. 20160610. Impacts of Lower Back Pain: Refinement of the Pain Assessment for Lower Back-Impacts Questionnaire (Pal-I) Using a Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

Harvard

Bushnell D. M., McCarrier K. P., Ramasamy A., Liedgens H., Blum S. I., Cano S., Martin M. L. and Patrick D. L. (20160610). Impacts of Lower Back Pain: Refinement of the Pain Assessment for Lower Back-Impacts Questionnaire (Pal-I) Using a Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.

MLA

Bushnell D M, McCarrier K P, Ramasamy A, Liedgens H, Blum S I, Cano S, Martin M L and Patrick D L. Impacts of Lower Back Pain: Refinement of the Pain Assessment for Lower Back-Impacts Questionnaire (Pal-I) Using a Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research. 20160610.