def split_dcm_ahdr(ahdr):
    """ Return the protocol meta data and the ascconv part separately
    in list of lines.

    Parameters
    ----------
    ahdr: str

    Returns
    -------
    meta: list of str

    ascconv: list of str

    References
    ----------
    https://groups.google.com/forum/#!msg/pydicom/-CmY-yK8Y7A/XaR4cUpizvgJ

    Note
    ----
    This only works for Siemens DICOM files.
    """
    parts = ahdr.split('### ASCCONV BEGIN ###')
    meta = parts[0].split('\n')
    ascconv = parts[1].split('### ASCCONV END ###')[0].split('\n')
    return meta, ascconv
