Simplified first-trimester fetal cardiac screening (four chamber view and ventricular outflow tracts) in a low-risk population

Orlandi E, Rossi C, Perino A, Musicò G, Orlandi F. Simplified first-trimester fetal cardiac screening (four chamber view and ventricular outflow tracts) in a low-risk population. Prenat Diagn. 2014; 34(6): 558-63.