instruction: count the number of patients who had the intake of enteral tube intake: orogastric oral 14f since 2103.
response: SELECT COUNT(DISTINCT patient.uniquepid) FROM patient WHERE patient.patientunitstayid IN (SELECT intakeoutput.patientunitstayid FROM intakeoutput WHERE intakeoutput.celllabel = 'enteral tube intake: orogastric oral 14f' AND intakeoutput.cellpath LIKE '%input%' AND STRFTIME('%y', intakeoutput.intakeoutputtime) >= '2103')