Julian Morales prepares to blow into a machine that measures his vital capacity at the Asthma, Allergy, and Immunology office in Stockton in 2013.
Julian Morales prepares to blow into a machine that measures his vital capacity at the Asthma, Allergy, and Immunology office in Stockton in 2013. Michael McCollum Stockton Record File Photo
Julian Morales prepares to blow into a machine that measures his vital capacity at the Asthma, Allergy, and Immunology office in Stockton in 2013. Michael McCollum Stockton Record File Photo