Levy, M. L., Fletcher, M., Price, D. B., Hausend, T., Halbert, R. J., & Yawn, B. P. (2006). International Primary Care Respiratory Group (IPCRG) Guidelines: Diagnosis of respiratory diseases in primary care. Prim Care Respir J.
Citação norma ChicagoLevy, Mark L., Monica Fletcher, David B. Price, Thomas Hausend, Ron J. Halbert, and Barbara P. Yawn. "International Primary Care Respiratory Group (IPCRG) Guidelines: Diagnosis of Respiratory Diseases in Primary Care." Prim Care Respir J 2006.
MLA citiranjeLevy, Mark L., et al. "International Primary Care Respiratory Group (IPCRG) Guidelines: Diagnosis of Respiratory Diseases in Primary Care." Prim Care Respir J 2006.
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