*<unk>  is used extensively in public health, to allow epidemiological studies of public health issues. Analysis of death certificates requires<unk> cal coding of causes of death. *<unk> cal classifications are used in medical administration, such as filing of health insurance claims, and patient records.
Nosology
Otology
Phthisiology
Immunohaematology
Cytotechnology
Sexology
NeuroQuantology
Endocrinology