Cite
Williams CL, Eng A, Botvin GJ, et al. Validation of students' self-reported cigarette smoking status with plasma cotinine levels. Am J Public Health. 1979;69(12):1272-4doi: 10.2105/ajph.69.12.1272.
Williams, C. L., Eng, A., Botvin, G. J., Hill, P., & Wynder, E. L. (1979). Validation of students' self-reported cigarette smoking status with plasma cotinine levels. American journal of public health, 69(12), 1272-4. https://doi.org/10.2105/ajph.69.12.1272
Williams, C L, et al. "Validation of students' self-reported cigarette smoking status with plasma cotinine levels." American journal of public health vol. 69,12 (1979): 1272-4. doi: https://doi.org/10.2105/ajph.69.12.1272
Williams CL, Eng A, Botvin GJ, Hill P, Wynder EL. Validation of students' self-reported cigarette smoking status with plasma cotinine levels. Am J Public Health. 1979 Dec;69(12):1272-4. doi: 10.2105/ajph.69.12.1272. PMID: 507259; PMCID: PMC1619311.
Copy
Download .nbib