There's nothing quite like working with friends to make something funny — at least, that must be the case, given how often Rob Corddry, David Wain, Rob Huebel and many, many pals find ways to team up together. Is it as fun to watch their latest effort, the Netflix series Medical Police, as it likely was to make it? Well, that's impossible to know for sure. But the series, premiering this weekend, is consistently in line with the sort of comedy that these collaborators have been turning out for years. Officially a spin-off of Childrens' Hospital, Medical Police …