| 001-009 | Intestinal Infectious Diseases |
| 010-018 | Tuberculosis |
| 020-027 | Zoonotic Bacterial Diseases |
| 030-041 | Other Bacterial Diseases |
| 042-042 | Human Immunodeficiency Virus |
| 045-049 | Poliomyelitis And Other Non-Arthropod-Borne Viral Diseases Of Central Nervous System |
| 050-059 | Viral Diseases Accompanied By Exanthem |
| 060-066 | Arthropod-Borne Viral Diseases |
| 070-079 | Other Diseases Due To Viruses And Chlamydiae |
| 080-088 | Rickettsioses And Other Arthropod-Borne Diseases |
| 090-099 | Syphilis And Other Venereal Diseases |
| 100-104 | Other Spirochetal Diseases |
| 110-118 | Mycoses |
| 120-129 | Helminthiases |
| 130-136 | Other Infectious And Parasitic Diseases |
| 137-139 | Late Effects Of Infectious And Parasitic Diseases |
