ERROR:  500 Server Error 

CCgiResponse::WriteHeader() -- called more than onceSet-Cookie: ncbi_sid=AD2AEE1C757F5D61_0000SID; domain=.nih.gov; path=/; expires=Tue, 03 Oct 2017 08:00:42 GMT
Cache-Control: private
Content-Type: text/html
NCBI-PHID: 5AAB3F867F2102A10000000000009F13
NCBI-SID: AD2AEE1C757F5D61_0000SID
Pragma: no-cache
Status: 200 OK