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CONTEXT AND OBJECTIVE Recent studies have shown regional and population differences in semen characteristics. The objective was to establish reference values for semen analysis and to verify the(More)
INTRODUCTION The management of nonpalpable testicular masses is a challenging task, and coexisting infertility can further complicate the treatment decisions. We present our technique for(More)
A significant negative association (R(2) = 0.7642; P=.013) between particulate matter and secondary sex ratio was found when evaluating people in the city of São Paulo, Brazil. An animal model with(More)