Eric Walker added Urban oil wells linked to asthma and other health problems in Los Angeles to Asthma

Eric Walker added Urban oil wells linked to asthma and other health problems in Los Angeles to Asthma, and added Asthma to Inflammation and autoimmune and inflammatory disorders

Eric Walker added a number of topics and a number of links to Inflammation and autoimmune and inflammatory disorders, and added Inflammation and autoimmune and inflammatory disorders to Sickness, ailments, disease and diseases and Immune system