title: Aerobic monitoring for swimmers.
abstract: Maintaining heart rate for a given period is an important element of any exercise problem. Swimming is a popular form of exercise, but it can be difficult for patients to monitor their pulse rate while swimming.
authors.affiliation: Department of Medicine, University of California, San Francisco, CA, 94115, USA.
authors.forename: Herman
authors.initials: H
authors.lastname: Uhley