Constance L. Percy

• Conversion of Chapter II, neoplasms from the International classification of diseases, 1975 revision (9th revision) (ICD-9) and International classification of diseases, 9th revision, clinical modification, fourth edition (ICD-9-CM) 4th ed. to Chapter II,
• Conversion of neoplasm section, 8th revision of International classification of diseases (1965)
• Conversion of neoplasm section, 9th revision of International classification of diseases (1975)
• International classification of diseases for oncology