https://www.healthcentral.com/article/a-brief-history-of-allergic-asthma
Asthma

A Brief History of Allergic Asthma

    John Bottrell

    John Bottrell

    John Bottrell is a registered Respiratory Therapist. He wrote for HealthCentral as a health professional for Asthma and Chronic Obstructive Pulmonary Disease (COPD).