1. What similarities and differences exist between the classification of causes of death and the classification of diseases? Your response should be at least 75 words in length 2.Describe the pros and cons of revising the coding system on a regular basis. Your response should be at least 75 words in length. 3. Place the items listed below in chronological order. The final rule on the adoption of ICD-10-CM/ICD-10-PCS was published. The Veterans Administration and the U.S. Public Health Service began studies of the use of the ICD for hospitals indexing purposes. The U.S. Department of Health and Human Services (HHS) published a proposed rule to adopt ICD-10. ICD-9-CM replaced earlier, less specified versions of the classifications system. The National Center for Health Statistics (NCHS) began testing the ICD-10 system for use in the United States. The World Health Organization (WHO) published ICD-10.