??i v?i thu?c collagen d?ng l?ng có ch?ng ch? ??nh v?i ng??i h?ch và u c? không? R?t mong d??c s? t? v?n, c?m ?n d??c s?!one. Health professionals who have legal working towards certificates and possess registered for exercise in clinical evaluation and cure at overall health services in accordance with laws of the Regulation on healthcare exami