def __init__(self, **kwargs: Any) -> None:
        rename_key(kwargs, 'CCG19CD', 'ccg_ons_code')
        rename_key(kwargs, 'CCG19CDH', 'ccg_ccg_code')
        rename_key(kwargs, 'CCG19NM', 'ccg_name')
        rename_key(kwargs, 'CCG19NMW', 'ccg_name_welsh')
        super().__init__(**kwargs)