TY - JOUR AU - Park, Jiesuck AU - Kwon, Soonil AU - Choi, Eue-Keun AU - Choi, You-jung AU - Lee, Euijae AU - Choe, Wonseok AU - Lee, So-Ryoung AU - Cha, Myung-Jin AU - Lim, Woo-Hyun AU - Oh, Seil PY - 2019 DA - 2019/11/20 TI - Validation of diagnostic codes of major clinical outcomes in a National Health Insurance database JO - International Journal of Arrhythmia SP - 5 VL - 20 IS - 1 AB - The Korean National Health Insurance Service (NHIS) database has been widely used for cardiovascular research. We validated the primary diagnostic codes of major clinical outcomes, including acute myocardial infarction (AMI), gastrointestinal bleeding (GIB), stroke, and intracranial hemorrhage (ICH) used for Korea NHIS claims. SN - 2466-1171 UR - https://doi.org/10.1186/s42444-019-0005-0 DO - 10.1186/s42444-019-0005-0 ID - Park2019 ER -