mHealth nutrition and lifestyle intervention (mHENAL) to reduce cardiovascular disease risk in a middle-aged, overweight and obese population in Sri Lanka: Study protocol for a ran... oleh Upul Senarath, Prasad Katulanda, Dulitha N. Fernando, Nishan S. Kalupahana, Kunarathinam Partheepan, Ranil Jayawardena, Gaya Katulanda, Michael J. Dibley