The lithium nickel cobalt metal oxides of {HEAD ~ this invention} may be prepared by {TAIL ~ various routes} 
prepared by
The lithium nickel cobalt metal oxides of { HEAD ~ this invention } may be prepared by { TAIL ~ various routes }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL