The new regions where the electrocardiogram function of the Apple Watch Series 4 onwards can already be used are:
ບັນດາຂົງເຂດ ໃຫມ່ ທີ່ electrocardiogram ເຮັດວຽກຂອງ Apple Watch Series 4 ຕໍ່ໄປສາມາດ ນໍາ ໃຊ້ໄດ້ແລ້ວແມ່ນ: