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mhea19 under Medical History in HCHS
mhea19a under Medical History in HCHS
cp02 under Questionnaires/SHHS1/Sleep Habits in SHHS
In the past year, how often, on average, have you been awakened with chest pain or tightness?
painches under Lab Visit/Medical History in CFS
angage under Lab Visit/Medical History in CFS
chestpain under Questionnaires/Sleep and Health in HEARTBEAT
evchestpain under Questionnaires/Sleep and Health in HEARTBEAT