Fennessy, Michelle M.; Fink, Anne M.; Eckhardt, Ann L.; Jones, Jessica; Kruse, Donna K.; VanderZwan, Kathryn J.; Ryan, Catherine J.; Zerwic, Julie Johnson
Journal of Cardiopulmonary Rehabilitation & Prevention. 30(4):224-230, July/August 2010.
doi: 10.1097/HCR.0b013e3181d0c493