R- & S-beta aminoisobutyrate & D- & L-serine panel:-:Pt:CSF:-
r- & s-beta aminoisobutyrate & d- & l-serine panel:-:pt:csf:-
R- and S-beta aminoisobutyrate and D- and L-serine panel - Cerebral spinal fluid
r- and s-beta aminoisobutyrate and d- and l-serine panel - cerebral spinal fluid