Verne, J., Kettner, J., Mant, D., Farmer, A., Mortenson, N., & Northover, J. (1993). Self-administered faecal occult blood tests do not increase compliance with screening for colorectal cancer: Results of a randomized controlled trial.
Chicago-viite (17. p.)Verne, J., J. Kettner, D. Mant, A. Farmer, N. Mortenson, ja J. Northover. Self-administered Faecal Occult Blood Tests Do Not Increase Compliance with Screening for Colorectal Cancer: Results of a Randomized Controlled Trial. 1993.
MLA-viite (9. p.)Verne, J., et al. Self-administered Faecal Occult Blood Tests Do Not Increase Compliance with Screening for Colorectal Cancer: Results of a Randomized Controlled Trial. 1993.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.