Phase Three Centres and Principal Investigators in North America
Click on a dot to highlight the centre name.
| Barbados | Barbados | Dr Malcolm E Howitt | Carlton Clinic |
| Canada | Saskatoon | Dr Donna Rennie | c/- Centre for Agricultural Medicine |
| Vancouver | Prof Alex Ferguson | Department of Pediatrics, University of British Columbia | |
| Trinidad and Tobago | St Augustine | Dr Michelle A Monteil | Department of Paraclinical Sciences, Faculty of Medical Sciences, University of the West Indies |
| Tobago | Dr Michelle A Monteil | Department of Paraclinical Sciences, Faculty of Medical Sciences, University of the West Indies | |
| USA | Chapel Hill | Dr Karin Yeatts | Research Associate, University of North Carolina at Chapel Hill |
| Sarasota | Dr Hugh H Windom | Asthma and Allergy Research Center | |
| Seattle | Prof Gregory J Redding | Seattle Children's Hospital & Regional Medical Center |
