Single Article Purchase:
The Number Needed to Be Exposed: A Potential Use for Quantifying the Strength of an Individual Risk Factor Including a Protective Factor in a Cohort Study
Huai yong Cheng, MD, MPH
Arch Intern Med. 2007;167(15):1690-1691.
Published online August 13, 2007
Choose criteria for pricing info
Want online access for an institution? Learn More/Request Quote >
Enter your username and email address. We'll send you a link to reset your password.
Enter your username and email address. We'll send instructions on how to reset your password to the email address we have on record.