R                                        Prim^+^/Met^+^   000   00             000(00-NA)                                      \<0.000 [\*](#tfn_000){ref-type="table-fn"}   00 (00-NA)                                      \<0.000[\*](#tfn_000){ref-type="table-fn"}   Prim^−^/Met^+^                            00               00    00