ith the aging population and recognition that treatment of a patient’s pain is a key healthcare objective, more patients are taking pain medications that must be taken consistently to be effective. But at the same time, many of these same medications are subject to abuse. These benefits and dangers drive the need to test for patient compliance. Although urine has historically been the specimen ...

/19r cont'd/ Monday Decr. Ist. We are at last come to a new month-which has been ushered in in Paris by very powerful winds from the W. The weather altogether seems to approach nearly to the NoVr. weather of England. Went down to the Hotel Dieu this morning. Breschet [did] not come, followed Chomel. Went thence to the Hop'. St. Louis. Saw a fine collection of cases, particularly some excellent ...