a)"Individual
practitioners" that were not included in health institutions before 1997
were reclassified as "private clinics" since 1997, and were included in the number
of clinics.
b) Number
of clinics include clinics, health care stations, and infirmary.
c) Data on sanitation and antiepidemic agencies
before 1995 referred only to the number of sanitation and antiepidemic
stations.