{HEAD ~ One embodiment} of the present invention includes a centralized secure database, {TAIL ~ an administrator database}, and one or more investigator databases 
includes
{ HEAD ~ One embodiment } of the present invention includes a centralized secure database , { TAIL ~ an administrator database } , and one or more investigator databases
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH