VIENTIANE, Feb. 14 (Xinhua) A Lao health official on Monday called for strict observance of COVID-19 prevention and control measures. Buaphan Khamphaphongpha
VIENTIANE, Feb. 14 (Xinhua) A Lao health official on Monday called for strict observance of COVID-19 prevention and control measures. Buaphan Khamphaphongpha