<a mat-list-item [routerLink]="'/dataupload'"> Data Upload </a>
<a mat-list-item [routerLink]="'/datamonitor'"> Data Monitor </a>
<a mat-list-item [routerLink]="'/dataupload'"> Data Upload </a>
<a mat-list-item [routerLink]="'/datamonitor'"> Data Monitor </a>