Often, epidemics begin with a low, steady rate of cases, followed by a sharp acceleration to a much higher peak.

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Petrobras (PBR) appears poised for upside re-acceleration exactly one month after its multi-month recovery rally peak at 24.83.

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The company recorded its best monthly results since May 2007, at the peak of the housing bubble, and noted continued demand for fuel efficient vehicle and acceleration in truck sales, which grew 6%.

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