<qa>  How many years did the subjects receive liquid oral nutritional supplementation daily?Sixty of aged over 65 years, living independently in the community for elderly people, nondiabetic subjects with serum prealbumin of under 30 mgdL and BMI under 25 kgm2 were recruited. The subjects were followed for a 2-week pre-intervention period, followed by an intervention period, which they received 2 cartons of liquid oral nutritional supplementation daily for 2 weeks. 