preferred_name: plasma clozapine-to-N-desmethylclozapine ratio measurement
preferred_name_lc: plasma clozapine-to-n-desmethylclozapine ratio measurement
label: plasma clozapine-to-N-desmethylclozapine ratio measurement
label_lc: plasma clozapine-to-n-desmethylclozapine ratio measurement