The Lyme Disease Association, Inc. Oct 13, 2015 8:18:36 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Lyme Challenged on Oct 13, 2015 8:18:36 GMT -5 The Lyme Disease Association, Inc. (LDA) is designated by the IRS as a 501(c)(3) non-profit, a charity focusing on research, education, prevention and patient support.lymediseaseassociation.org/index.php/lda-news-a-updates/1419-16th-annual-ldacolumbia-lyme-conf