Michael Wechsler, MD (IMAGE) National Jewish Health Caption "Asthma is a tremendously variable disease," said Michael Wechsler, MD, professor of medicine at National Jewish Health and first author on the study published in the New England Journal of Medicine. "We need to more closely study subgroups of asthma patients, especially those disproportionately burdened by disease, such as African Americans." Credit National Jewish Health Usage Restrictions Credit; National Jewish Health License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.