Low- and very-low-calorie diets.
D001835:Body Weight; D004038:Diet, Reducing / Q000401:mortality; D004040:Dietary Carbohydrates / Q000008:administration & dosage; D004044:Dietary Proteins / Q000008:administration & dosage; D002149:Energy Intake; D004734:Energy Metabolism; D005215:Fasting; D006801:Humans; D009584:Nitrogen / Q000378:metabolism
D004040:Dietary Carbohydrates; D004044:Dietary Proteins; D009584:Nitrogen