aDivision of Epidemic Intelligence Service, Korea Centers for Disease Control and Prevention, Osong, Korea.
bDepartment of Preventive Medicine, College of Medicine, Chonbuk National University, Jeonju, Korea.
cDepartment of Occupational and Environmental Medicine, Park’s Premier Medical Center, Suwon, Korea.
dDepartment of Preventive Medicine, College of Medicine, Konyang University, Daejeon, Korea.
Copyright ©2012, Korea Centers for Disease Control and Prevention
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BP = back pain; CO = cough; DM = dry mouth; DZ = dizziness; FA = fatigue; FE = febrile sense; GA = general ache; HA = headache; HF = hot flushing; IN = insomnia; IT = itchiness; NA = nausea; RE = red eyes; RN = runny nose; RS = red skin; SE = sore eyes; SP = sputum; ST = sore throat; WE = watery eyes.