Optimal probe position for precordial Doppler ultrasound in children.
Keisuke NishidaAyaka OmoriTaiki KojimaPublished in: Pediatrics international : official journal of the Japan Pediatric Society (2022)
The baseline heartbeat was more audible on the left parasternal border than on the right parasternal border with acceptably high interrater reproducibility. This is inconsistent with the interpretations of previous reports.