How to decide between a large number of possible specialties

I think my 4 most likely fields are medicine, neuro, psych, or radiology, but I'm concerned as to how to decide in time to apply for away rotations, especially as I won't have rotated on all of them by that point. I've particularly enjoyed the inpatient experience on the rotations that I have had, and I'm wondering if I'll be dissatisfied if I get a job with significant outpatient work. I know there are inpatient-only jobs but I don't know how difficult those are to find. Do most IM or... How to decide between a large number of possible specialties
Source: Student Doctor Network - Category: Universities & Medical Training Authors: Source Type: forums