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