Wilhelm Foundation's Silver Lining for Children and Adolescents with an Undiagnosed Disease.
Parents of children with an undiagnosed disease can apply for the Wilhelm Foundation's Silver Lining. What means a Silver Lining that sheds light on the life of the individual child determines the child's parents.
The application is made using wilhelm foundation's form, which is downloaded here.
Send the form along with a new medical certificate proving that your child has an undiagnosed illness.