Cassidy, R. N., Roberts, M. E., & Colby, S. M. (2015). Validation of a Respiratory Symptom Questionnaire in Adolescent Smokers. Tob Regul Sci.
Chicago Style CitationCassidy, Rachel N., Megan E. Roberts, and Suzanne M. Colby. "Validation of a Respiratory Symptom Questionnaire in Adolescent Smokers." Tob Regul Sci 2015.
MLA CitationCassidy, Rachel N., Megan E. Roberts, and Suzanne M. Colby. "Validation of a Respiratory Symptom Questionnaire in Adolescent Smokers." Tob Regul Sci 2015.
Warning: These citations may not always be 100% accurate.