Read metadata from Interfile file
The Interfile file format was developed for the exchange of nuclear medicine data.
In Interfile 3.3, metadata is stored in a header file, separate from the image data.
The two files have the same name with different file extensions. The header file has
the file extension
.hdr and the image file has the file extension
filename— Name of Interfile header file
Name of Interfile header file, specified as a character vector or string scalar. The file must be in the current directory or in a directory on the MATLAB® path.
info— Metadata of Interfile file
Metadata of Interfile file, returned as a structure.
 Todd-Pokropek, A, Cradduck, T.D., and Deconinck, F. A File Format for the Exchange of Nuclear Medicine Image Data: a specification of Interfile Version 3.3. Nucl Med Commun 13(9): 673-99, 1992.