1. Institute of Veterinary Physiology, Vetsuisse Faculty, and Zurich Center for Integrative Human Physiology (ZIHP) University of Zurich Zurich Switzerland
2. University Peruana Cayetano Heredia (UPCH) Lima Peru
3. National Heart and Lung Institute (NHLI) Imperial College London, Hammersmith Hospital London UK
4. Department of Pediatric Cardiology Beijing Anzhen Hospital, Capital Medical University Beijing China
5. Clinical Physiology Laboratory, Institute of Pediatrics, Heart Center, Guangzhou Women and Children's Medical Center Guangzhou Medical University Guangzhou Guangdong Province China
6. Section of Physiology, Division of Pulmonary, Critical Care and Sleep Medicine, Department of Medicine University of California, San Diego La Jolla California USA