Behavioral Immune System, Psychological immunity and Coronavirus Disease Fear

චර්යාමය ප්‍රතිශක්ති ක්‍රමය, බිය සහ කොරෝනා වෛරස්‌ රෝගය.

how to practice Behavioral Immune System and Psychological Immunity to overcome coronavirus disease fear to obtain Healthy Life without having Phobia.