The specialist waiting times are a pain, yeah, but its free. If I break my leg in an accident, need to go to hospital by ambulance or heli, get my leg fixed, followed by rehabilitation, thats also free, except for having to pay a maximum of 5€ on meds you are prescribed when you buy them.
Strong social system just means that whatever happens to you, you can live in a home and eat food, as long as you try to get government benefits of some kind. Or for example, as a student, your costs of living are covered by Bafög, which is a kind of loan you pack back 50% of.