c) which it must be regarded as inadvisable for the data subject to gain knowledge of, out of consideration for the health of the person concerned or for the relationship to persons close to the person concerned, d) to which a statutory obligation of professional secrecy applies, e) which are solely to be found in texts drawn up for internal preparatory purposes and which have not been disclosed to other persons, f) regarding which it will be contrary to obvious and fundamental private or public interests to provide information, including the interests of the data subject himself. Data pursuant to the first paragraph, litra c, may nonetheless on request be made known to a representative of the data subject when there are no special reasons for not doing so. Any person who refuses to provide access to data pursuant to the first paragraph must give the reason for this in writing with a precise reference to the provision governing exceptions. The King may prescribe regulations regarding other exceptions from the right of access and the obligation to provide information and regarding conditions for the use of right of access. Section 24 How the information shall be provided The information may requested in writing from the controller or from his processor as mentioned in section 15. Before providing access to data relating to a data subject, the controller may require that the data subject furnish a written, signed request. Chapter IV Other rights of the data subject Section 25 Right to demand manual processing Any person who is subject to a fully automated decision such as is mentioned in section 22 or to whom the case otherwise directly relates may demand that the decision be reviewed by a physical person. The right pursuant to the first paragraph shall not apply if the data subject’s interests in terms of protection of privacy are adequately safeguarded and the decision is authorized by statute or is related to the performance of a contract. Section 26 Right to be excluded from direct marketing The King may prescribe regulations regarding a central marketing exclusion register with further rules governing the register. The data subject may demand that his name be blocked as regards use in direct marketing, irrespective of the medium. Such blocking may be demanded in both the central marketing exclusion register and in the marketer’s register of addresses. Controllers who engage in direct marketing shall update their register of addresses in relation to the central marketing exclusion register prior to sending out mailings for the first time and at least four times yearly. Any person who receives direct advertising shall be informed as to who provided the personal data on which the mailing was based. The right to request blocking in the central marketing exclusion register does not apply to marketing of the products of controllers with whom the data subject has a current customer relationship.