VP18.04: Automatic evaluation of the cardiothoracic area ratio and cardiac axis in fetal ultrasound using deep learning. Issue Volume 58:Issue S1(2021)Supplement (14th October 2021) - Shozu, K.; Komatsu, M.; Sakai, A.; Dozen, A.; Komatsu, R.; Arakaki, T.; Yasutomi, S.; Matsuoka, R.; Nakashima, A.; Sekizawa, A.; Hamamoto, R.