1. Centers for Disease Control Fecal Incident Response. Recommendations for Aquatic Staff https://www.cdc.gov/healthywater/swimming/pdf/fecal-incident-response-guidelines.pdf 2017
2. Hydrofitness devices for strengthening upper extremity muscles;Abidin;J Burn Care Rehabil,1988
3. Hemodynamic changes in man during immersion with the head above water;Arborelius;Aerosp Med,1972
4. Physiologic responses to treadmill and water running;Bishop;Physician Sports Medicine,1989