fixes MicrosoftDocs/sql-docs/issues/5856 -- repeated sections

Author: WilliamAntonRohm

docs/relational-databases/backup-restore/backup-history-and-header-information-sql-server.md

@@ -171,36 +171,12 @@ ms.author: chadam
 
 -   [View the Properties and Contents of a Logical Backup Device (SQL Server)](../../relational-databases/backup-restore/view-the-properties-and-contents-of-a-logical-backup-device-sql-server.md)  
 
--   <xref:Microsoft.SqlServer.Management.Smo.Restore.ReadBackupHeader%2A> (SMO)  
-  
- **To delete old rows from backup and restore history tables**  
-  
--   [sp_delete_backuphistory &#40;Transact-SQL&#41;](../../relational-databases/system-stored-procedures/sp-delete-backuphistory-transact-sql.md)  
-  
- **To delete all rows for a specific database from backup and restore history tables**  
-  
--   [sp_delete_database_backuphistory &#40;Transact-SQL&#41;](../../relational-databases/system-stored-procedures/sp-delete-database-backuphistory-transact-sql.md)  
-  
- **To view media header information**  
-  
--   [RESTORE LABELONLY &#40;Transact-SQL&#41;](../../t-sql/statements/restore-statements-labelonly-transact-sql.md)  
-  
--   [View the Properties and Contents of a Logical Backup Device &#40;SQL Server&#41;](../../relational-databases/backup-restore/view-the-properties-and-contents-of-a-logical-backup-device-sql-server.md)  
+-   <xref:Microsoft.SqlServer.Management.Smo.Restore.ReadBackupHeader%2A> (SMO)    
 
 -   [View the Contents of a Backup Tape or File &#40;SQL Server&#41;](../../relational-databases/backup-restore/view-the-contents-of-a-backup-tape-or-file-sql-server.md)  
 
 -   <xref:Microsoft.SqlServer.Management.Smo.Restore.ReadMediaHeader%2A> (SMO)  
 
- **To view backup header information**  
-  
--   [RESTORE HEADERONLY &#40;Transact-SQL&#41;](../../t-sql/statements/restore-statements-headeronly-transact-sql.md)  
-  
--   [View the Contents of a Backup Tape or File &#40;SQL Server&#41;](../../relational-databases/backup-restore/view-the-contents-of-a-backup-tape-or-file-sql-server.md)  
-  
--   [View the Properties and Contents of a Logical Backup Device &#40;SQL Server&#41;](../../relational-databases/backup-restore/view-the-properties-and-contents-of-a-logical-backup-device-sql-server.md)  
-  
--   <xref:Microsoft.SqlServer.Management.Smo.Restore.ReadBackupHeader%2A> (SMO)  
-  
  **To view the files in a backup set**  
 
 -   [View the Data and Log Files in a Backup Set &#40;SQL Server&#41;](../../relational-databases/backup-restore/view-the-data-and-log-files-in-a-backup-set-sql-server.md)