Check String Against DICOM Header Field to Produce Error Message or NEXT

A function designed to break out of loops given information (or the lackthereof) contained in the DICOM header.

nextHeader(dcm, string, reference, str.warning, htmlfile = NULL,
  heading = 3, numeric = FALSE)

Arguments

dcm	is the DICOM list structure.
string	is a character string to be matched with the DICOM header.
reference	is the scalar/vector of character strings to check against the DICOM header output.
str.warning	is a text string for the warning.
htmlfile	is the hwriter object for the HTML file (default = `NULL`.
heading	is the HTML tag <H?> (default = `3`).
numeric	is the argument to be passed to `matchHeader`.

An expression to be evaluated and HTML content.

Digital Imaging and Communications in Medicine (DICOM)
http://medical.nema.org