ดึงข้อมูลเวลาเข้าโรงพยาบาลของผู้ป่วย 003-10438 ไม่จำเป็นต้องใช้ตารางทั้งหมด
retrieve the time of patient 003-10438's hospial admission.It is not neccessary to use all the tables.
 vitalperiodic:  vitalperiodicid [ number]  patientunitstayid [ number]  temperature [ number]  sao2 [ number]  heartrate [ number]  respiration [ number]  systemicsystolic [ number]  systemicdiastolic [ number]  systemicmean [ number]  observationtime [ time] 
SELECT patient.hospitaladmittime FROM patient WHERE patient.uniquepid = '003-10438'