You can also go to the wlgroup2 archives on yahoogroups. Posted there are abstract summaries for the NACF conference and the ECF conferences--look for NACFC or ECFC in the subject lines of posts. If you search for "AZM" in the body of the posts, you will see abstract summaries for azithromycin. In many cases, the benefits do outweigh costs. But there are some costs, and you should know what those are before you make a decision.