សៀវភៅណែនាំអ្នកប្រើប្រាស់ឧបករណ៍ត្រួតពិនិត្យ Holter DR400 របស់ NorthEast Monitoring
DR400 User Manual Effective: DR400 v5.29 PCPatch v1.17 / ETel 1.10 NorthEast Monitoring, Inc. 141 Parker Street, Suite 200 Maynard, MA 01754 USA www.nemon.com Chapter 1 -About the DR400 The NorthEast Monitoring DR400 patch style Holter recorder. Data obtained by…