Vertigan, A. E., Theodoros, D. G., Gibson, P. G., & Winkworth, A. L. (2006). Efficacy of speech pathology management for chronic cough: A randomised placebo controlled trial of treatment efficacy. BMJ Group.
Chicago Style aipamenaVertigan, A E., D G. Theodoros, P G. Gibson, and A L. Winkworth. Efficacy of Speech Pathology Management for Chronic Cough: A Randomised Placebo Controlled Trial of Treatment Efficacy. BMJ Group, 2006.
MLA aipamenaVertigan, A E., D G. Theodoros, P G. Gibson, and A L. Winkworth. Efficacy of Speech Pathology Management for Chronic Cough: A Randomised Placebo Controlled Trial of Treatment Efficacy. BMJ Group, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.