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Combination ergotamine and caffeine improves seated blood pressure and presyncopal symptoms in au... http://t.co/tU7uQa8qCD
Combination ergotamine and caffeine improves seated blood pressure and presyncopal symptoms in au... http://t.co/tU7uQa8qCD
Combination ergotamine and caffeine improves seated blood pressure and presyncopal sympto... http://t.co/iwOMNOpto5 #physiology #biology