G

GENDER IDENTITY CODE FOR HIV
GENERAL DENTAL COUNCIL REGISTRATION NUMBER
GENERAL DENTAL PRACTITIONER CODE
GENERAL MEDICAL COUNCIL REFERENCE NUMBER
GENERAL MEDICAL PRACTITIONER PPD CODE
GENERAL OPTICAL COUNCIL NUMBER
GENERIC PRESCRIBABLE ITEM IDENTIFIER
GENETIC CONFIRMATION INDICATOR
GEOGRAPHIC AREA CODE
GESTATION LENGTH IN DAYS
GESTATION LENGTH IN WEEKS
GLEASON GRADE