indicate the monthly maximum amount of d5/.45ns patient 19627 has received until 03/10/2104.
select max(inputevents_cv.amount) from inputevents_cv where inputevents_cv.icustay_id in ( select icustays.icustay_id from icustays where icustays.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 19627 ) ) and inputevents_cv.itemid in ( select d_items.itemid from d_items where d_items.label = 'd5/.45ns' and d_items.linksto = 'inputevents_cv' ) and strftime('%y-%m-%d',inputevents_cv.charttime) <= '2104-03-10' group by strftime('%y-%m',inputevents_cv.charttime)