diff --git a/internal/domain/main-entities/death-cause-src/dto.go b/internal/domain/main-entities/death-cause-src/dto.go
deleted file mode 100644
index 6266484a..00000000
--- a/internal/domain/main-entities/death-cause-src/dto.go
+++ /dev/null
@@ -1,70 +0,0 @@
-package diagnosesrc
-
-import (
-	ecore "simrs-vx/internal/domain/base-entities/core"
-)
-
-type CreateDto struct {
-	Code    string `json:"code" validate:"maxLength=10"`
-	Name    string `json:"name" validate:"maxLength=2048"`
-	IndName string `json:"indName" validate:"maxLength=2048"`
-}
-
-type ReadListDto struct {
-	FilterDto
-	Includes   string `json:"includes"`
-	Sort       string `json:"sort"`
-	Pagination ecore.Pagination
-}
-
-type FilterDto struct {
-	Code    string `json:"code"`
-	Name    string `json:"name"`
-	IndName string `json:"indName"`
-	Search  string `json:"search" gormhelper:"searchColumns=Code,Name"`
-}
-
-type ReadDetailDto struct {
-	Id   uint16  `json:"id"`
-	Code *string `json:"code"`
-}
-
-type UpdateDto struct {
-	Id uint16 `json:"id"`
-	CreateDto
-}
-
-type DeleteDto struct {
-	Id uint16 `json:"id"`
-}
-
-type MetaDto struct {
-	PageNumber int `json:"page_number"`
-	PageSize   int `json:"page_size"`
-	Count      int `json:"count"`
-}
-
-type ResponseDto struct {
-	ecore.Main
-	Code    string `json:"code"`
-	Name    string `json:"name"`
-	IndName string `json:"indName"`
-}
-
-func (d DiagnoseSrc) ToResponse() ResponseDto {
-	resp := ResponseDto{
-		Code:    d.Code,
-		Name:    d.Name,
-		IndName: d.IndName,
-	}
-	resp.Main = d.Main
-	return resp
-}
-
-func ToResponseList(data []DiagnoseSrc) []ResponseDto {
-	resp := make([]ResponseDto, len(data))
-	for i, u := range data {
-		resp[i] = u.ToResponse()
-	}
-	return resp
-}
diff --git a/internal/domain/main-entities/death-cause-src/entity.go b/internal/domain/main-entities/death-cause-src/entity.go
deleted file mode 100644
index 82d55bb5..00000000
--- a/internal/domain/main-entities/death-cause-src/entity.go
+++ /dev/null
@@ -1,12 +0,0 @@
-package diagnosesrc
-
-import (
-	ecore "simrs-vx/internal/domain/base-entities/core"
-)
-
-type DiagnoseSrc struct {
-	ecore.Main        // adjust this according to the needs
-	Code       string `json:"code" gorm:"unique;size:10"`
-	Name       string `json:"name" gorm:"size:2048"`
-	IndName    string `json:"indName" gorm:"size:2048"`
-}