[Working together responsibly in primary care--from ideal to reality].

In January 2010, the Royal Dutch Medical Association (KNMG) will publish the guideline 'Sharing responsibilities when cooperating in cure and care'. However, in practice the situation is a long way off from the ideal outlined in the guideline. The ideal situation for a patient in need of complex care would be to have coordination and case management in the hands of one person, but in practice, several care providers are involved.