H? th?ng này ??m b?o r?ng l??ng ch?t l?ng ???c b?m ra luôn ?n ??nh và phù h?p v?i yêu c?u s? d?ng.Symmorphosis, a theory of Organic structure, suggests the diaphragm’s construction is matched to its many physiological features.Disclaimer: The articles on This great site is for educational needs only and isn't a substitute for Expert health c