On how many days in the last 3 months did you have a headache, if headache lasted more than 1 day, count each day [PhenX]

LOINC: 65380-8Type: OtherCPT: N/A

Frequently Asked Questions

A diagnostic test used to support clinical decision-making.

Sources
  1. [1]LOINC — Logical Observation Identifiers Names and Codes. Regenstrief Institute