Director Pediatric Allergy and Immunology, Medical Director, Pediatric Primary Immunodeficiency Program, Yale University School of Medicine, 333 Cedar Street, P.O. Box 208064, New Haven CT 06520-8064.
Assistant Professor, Department of Pathology (Immunology), Khyber Medical University, Peshawar,Pakistan
Clinical Associate Professor, Pediatrics - Immunology and Allergy,Stanford School of Medicine
Department of Molecular Biology, Christian Doppler Laboratory for Allergy Diagnosis and Therapy
Asthma and Immunology Lauderdale, Dept. of Medicine Nova South Eastern University, USA