From the Department of Medicine, Harvard Medical School, and the Medical Research Department of the Yamins Research Laboratories and Medical Service, Beth Israel Hospital. Supported in part by a grant ...

Regarding the article, "Calculation of pH with the Use of Venous Blood," by Drs. Ullian, Kogos, Golub and Stein, which appeared in the August 3 issue of the Journal, I should like to call attention to ...

Recent technical developments have complemented catheter-based pH monitoring for diagnosing gastroesophageal reflux. Wireless pH monitoring improves patient comfort during monitoring and allows ...

The pH of water can vary depending on several factors, including the weather, but tap water typically has a pH of about 7.5. What is pH? You may have heard the word “pH” used to describe drinking ...