Read DICOM header information

Hi sir.. how to use DICOM Directory command?( dicomdict(...., ...) ) i want to read DICOM header information. please tell this.. I have used for getting information info1 = dicominfo('C:\Users\Rehana\Desktop\dicom\test.DCM'); but stuck up in using dicomdict. is there any commands to read the 'Tag' info? Thanks in advance!!