instruction: had a microbiology test been done since 4 months ago for patient 76327?
response: SELECT COUNT(*) > 0 FROM microbiologyevents WHERE microbiologyevents.hadm_id IN (SELECT admissions.hadm_id FROM admissions WHERE admissions.subject_id = 76327) AND DATETIME(microbiologyevents.charttime) >= DATETIME(CURRENT_TIME(), '-4 month')