Health care Richard Hahin Posted by Who's Who Site Administrator on January 13, 2019 Most Recent Title: Neurophysiologist Company: No. Ill. U. Industry: Health Care Years in Industry: 51 Years affiliated with Marquis Who’s Who: 28 Contact Richard Hahin: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...