Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
H5N3
Introduction
H5N3 is a subtype of the species Influenza A virus (sometimes called bird flu virus).
H5N3 was identified in Quebec in August 2005[1] and in Sweden in October 2005.[2]