instruction: how tall is patient 009-10951 based on the last measurement during this month?
response: SELECT patient.admissionheight FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '009-10951') AND NOT patient.admissionheight IS NULL AND DATETIME(patient.unitadmittime, 'start of month') = DATETIME(CURRENT_TIME(), 'start of month', '-0 month') ORDER BY patient.unitadmittime DESC LIMIT 1