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The Rocas Atoll Biological Reserve is located in the Atlantic Ocean, at 3o 51’ S and 33o 49’ W. It lies 143 nautical miles from the City of Natal, Rio Grande do Norte (Brazil). The purpose of this(More)
INTRODUCTION Gated SPECT myocardial perfusion imaging (MPI) has been used to quantify mechanical dyssynchrony. Mechanical dyssynchrony appears to be related to response to cardiac resynchronization(More)