Nursing Margaret E. Trimble Posted by Who's Who Site Administrator on May 22, 2018September 16, 2019 Most Recent Title: Nurse/Administrator, Ret. Lt. Colonel, Us Army Company: Md. Inst. Emergency Med. Svcs. Systems Industry: Nursing Years in Industry: 51 Years affiliated with Marquis Who’s Who: 27 Contact Margaret E. Trimble: Name(required) Email(required) Website Comment(required) Submit Δ Share this:TwitterFacebookLinkedInLike this:Like Loading...