 Increases were also made in educational allowances, as well as spending on science.In 1972, the government allocated 2.1 million DM in grants to promote marriage and family education.Under the Approbationsordnung (medical education profession act) of 1970, the subject of psychosomatic medicine and psychotherapy at German universities became a compulsory subject for medical students, and that same year education of clinical and biomedical engineers was introduced.