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. 2015 Apr-Jun;31(2):155–164. doi: 10.4103/0970-9185.155141

Flow Chart 1.

Flow Chart 1

A simple algorithm of point of care monitoring of blood glucose in critically ill in patients. Capillary blood sample can be used except in situations like hypotension, hypothermia, shock, use of vasoconstrictors and vasopressors where venous samples are preferred