Release Date	Request Code	Change Type	NCI Code	CDISC Term Type	CDISC Codelist (Short Name)	CDISC Codelist (Long Name)	Change Summary	Original	New	Change Implementation Instructions
2020-06-26	CDISC-4403	Add	C15538	Term	Protocol Entity Terminology	Protocol Entity Terminology	Add new term to existing codelist	- - -	Study Arm	
2020-06-26	CDISC-4403	Add	C93728	Term	Study Arm Attribute Terminology	Study Arm Attribute Terminology	Add new term to new codelist	- - -	Study Arm Description	
2020-06-26	CDISC-4403	Add	C172329	CDISC Codelist	Study Arm Attribute Terminology	Study Arm Attribute Terminology	Addition of new codelist	- - -	Study Arm Attribute Terminology	
2020-06-26	CDISC-4403	Add	C172456	Term	Study Arm Attribute Terminology	Study Arm Attribute Terminology	Add new term to new codelist	- - -	Study Arm Label	
2020-06-26	CDISC-4403	Add	C172457	Term	Study Arm Attribute Terminology	Study Arm Attribute Terminology	Add new term to new codelist	- - -	Study Arm Type	
2020-06-26	CDISC-4403	Add	C172458	Term	Study Arm Attribute Terminology	Study Arm Attribute Terminology	Add new term to new codelist	- - -	Planned Number of Subjects Per Study Arm