MINOR ANOMALIES OF THE HEART IN SCHOOL-AGE CHILDREN ACCORDING TO ECHOCARDIOGRAM DATA мinor heart anomalies (MHA), congenital heart disease (CHD), Echocardiography, school children, prevalence and pattern Kaldarbek Abdramanov , Emilbek Kokoev , Parida Arzibaeva , Nurperi Sultanmuratova https://doi.org/10.54890/1694-6405_2023_4_99