187.21.138.9
Created page with "== Target Article == A method of detecting and quantifying severity of myocardial perfusion defects with intravenous ultrasound contrast and breath holding during stressae; T Porter, E OLeary, M Silver, H Oehlkeae; 2003; doi_citing_unknown == Retraction == Radionuclide analysis of sequential changes in central circulatory volumes: inspiration, expiration, and the Valsalva maneuver ; Robert A Slutsky Howard Dittrich Wallace Peck; 12/01/1983 ; doi_cited_unknown == Cita..."