GAIA Level 2b Assessment of Gestational Age

**Semantic type:** Classification

**Definition:** GAIA Level 2b Assessment of Gestational Age is defined by the following criteria: uncertain last menstrual period (LMP) date with second trimester scan (14 0/7 weeks to 27 6/7 weeks).

**Synonyms:** - Global Alignment of Immunization safety Assessment in pregnancy Level 2b Assessment of Gestational Age - Level 2b Assessment of Prematurity and Gestational Age