ScienceDirect - Journal of Allergy and Clinical Immunology : The discovery of cromolyn sodium and its effect on research and practice in allergy and immunology

http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6WH4-4FVC7DX-1Y&_user=4429&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=C000059602&_version=1&_urlVersion=0&_userid=4429&md5=7e74cfee392aaa28982f8c9c3fab70e2