Columbia subject headings:
Children--Mortality--Chad--N'Djamena.
Medical policy--Chad--N'Djamena.
Harvard subject headings:
Children--Mortality--Chad--N'Djamena--Statistics.
Children--Mortality--Chad--N'Djamena.
Infants--Mortality--Chad--N'Djamena--Statistics.
Infants--Mortality--Chad--N'Djamena.
Medical policy--Chad--N'Djamena.
N'Djamena (Chad)--Social conditions.
Princeton subject headings:
Children--Mortality--Chad--N'Djamena.
Medical policy--Chad--N'Djamena.