NLM Digital Collections

Search

Search Constraints

Start Over You searched for: Subjects World Health Organization Remove constraint Subjects: World Health Organization Subjects Nurses Remove constraint Subjects: Nurses Titles A pacemaker to prevent heart block is bbeing passed into the patient's right ventricle while the checks its position on the x-ray screen Remove constraint Titles: A pacemaker to prevent heart block is bbeing passed into the patient's right ventricle while the checks its position on the x-ray screen Languages English Remove constraint Languages: English

Search Results