Quantifying Drug Use With Sewage and Cell Phones

Obtaining information about illegal drug use isn't a simple task. The illicit nature of the subject makes gathering information on the who and the what of drug consumption problematic. Self-reported surveys, a common tool, aren't always accurate because people aren't always honest about their drug use. But reliable information on drug use is a requisite for public health officials, and to gather the kind of detailed data necessary researchers in Norway turned to two an odd (at first glanc