1. Subjects who give their written informed consent to participate in the study. 2. Subjects aged between 19 and 80 years. 3. Body mass index between 18.5 and 34.9 kg/m2 (obese persons grade I will be included).

1. Subjects who give their written informed consent to participate in the study. 2. Subjects aged between 19 and 80 years. 3. Body mass index between 18.5 and 34.9 kg/m2 (obese persons grade I will be included).