... follow-up studies of disaster250 PSYCHIATRY IN SOCIETY as changes in blood pressure, catecholamine excretion in urine, and changes in immune function [94± 96] .Although increased symptom rates and ... disaster studies with longitudinaldesigns or extended, long-term follow-up, particularly in developing coun-tries. Thus, while high-risk groups in need of short-term services can beidentified, ... described in survivors ofearthquakes [39, 53 63 ], floods [e.g., 64 66 ], hurricanes [67 ], volcanos [68 ],mudslides [34, 35], cyclones and tornadoes [69 ±73], TMI [41, 74, 75], Cherno-byl [28, 76, 77],...