How best to approach urine drug testing (and the one key question to ask)

In this “3 in 3” video, Dr. Edwin A. Salsitz describes when urine drug testing should be done, how best to approach the process, and the one question you should ask before a sample is obtained.

The Journal of Family Practice's "3 in 3" video series delivers 3 take-home points in 3 minutes—or less.