APA
McCarrier K. P., Bushnell D. M., Ramasamy A., Liedgens H., Blum S. I., Cano S., Martin M. L. & Patrick D. L. (20160610). The Pain Assessment for Lower Back Symptoms (Pal-S): Refinement of A New Pro Instrument Through A Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.
Chicago
McCarrier K P, Bushnell D M, Ramasamy A, Liedgens H, Blum S I, Cano S, Martin M L and Patrick D L. 20160610. The Pain Assessment for Lower Back Symptoms (Pal-S): Refinement of A New Pro Instrument Through A Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.
Harvard
McCarrier K. P., Bushnell D. M., Ramasamy A., Liedgens H., Blum S. I., Cano S., Martin M. L. and Patrick D. L. (20160610). The Pain Assessment for Lower Back Symptoms (Pal-S): Refinement of A New Pro Instrument Through A Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research.
MLA
McCarrier K P, Bushnell D M, Ramasamy A, Liedgens H, Blum S I, Cano S, Martin M L and Patrick D L. The Pain Assessment for Lower Back Symptoms (Pal-S): Refinement of A New Pro Instrument Through A Mixed Methods Approach. : Value in health : the journal of the International Society for Pharmacoeconomics and Outcomes Research. 20160610.