instruction: count the number of patients who had the intake of enteral h20 with meds during a year before.
response: SELECT COUNT(DISTINCT patient.uniquepid) FROM patient WHERE patient.patientunitstayid IN (SELECT intakeoutput.patientunitstayid FROM intakeoutput WHERE intakeoutput.celllabel = 'enteral h20 with meds' AND intakeoutput.cellpath LIKE '%input%' AND DATETIME(intakeoutput.intakeoutputtime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-1 year'))