title: Obscurum Per Obscurius. Which Contrast Agent Should Be Contraindicated for Cardiac Shunt Detection (Agitated Saline Agent vs. Ultrasound Contrast Agent)?: Reply to two Letters.
authors.affiliation: Institute of Cardiology, University Hospital Pitie Salpetriere, Paris, France.|Cardiology Department, Clinical Hospital Zvezdara, Belgrade, Serbia.|School of Medicine, University of Belgrade, Belgrade, Serbia.
authors.forename: Goran
authors.initials: G
authors.lastname: Loncar
authors.affiliation: Institute of Cardiology, University Hospital Pitie Salpetriere, Paris, France.
authors.forename: Laurent
authors.initials: L
authors.lastname: Payot
mesh_terms: D004417:Dyspnea / Q000000981:diagnostic imaging*; D004452:Echocardiography / Q000009:adverse effects*; D006801:Humans; D000860:Hypoxia / Q000000981:diagnostic imaging*; D002546:Ischemic Attack, Transient / Q000209:etiology*; D008297:Male