NSF Wilson Sum (right) credits the EPI Life phone with helping him to prove his heart condition. With him is EPI's medical director Chow U-Jin. -- ST PHOTO: NURIA LING A MADE-IN-SINGAPORE touchscreen cellphone which can take an electrocardiogram (ECG) reading, transmit it to a medical call centre and receive an analysis of the result is making waves in the region. The company behind the device, called EPI Life, has sold 2,000 units here and in Malaysia, Indonesia, the Philippines, Bangladesh and India. Read the full story in Saturday's edition of The Straits Times.