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OBJECTIVE: To assess the age, period and cohort effects on breast cancer (BC) mortality in Mexico. MATERIAL AND METHODS: Age, period and cohort curvature trends for BC mortality were estimated through the Poisson Regress...

Objective. To evaluate the effectiveness of nested polymerase chain reaction (PCR) for diagnosis of extrapulmonary tuberculosis (ETB), as well as the impact of PCR results on clinical management. Materials and Methods. W...

Water limitation represents the main environmental constraint affecting crop yield worldwide. Photosynthesis is a primary drought target, resulting in over-reduction of the photosynthetic electron transport chain and inc...

Objective. To estimate the prevalence and the association ofTraumatic Life Events (LEs) and Posttraumatic Stress Disorder(PTSD) among the Mexico City Metropolitan Area (MCMA)adolescent population. Material and Methods. A...

The limits of quality specification for the parameter alcohol content, using 50 industrial batches of immunoglobulin and albumin, were calculated employing Bowker's method to get the upper specification limits for three ...

In 2011, the National Institute on Aging and Alzheimer's Association created separate diagnostic recommendations for the preclinical, mild cognitive impairment, and dementia stages of Alzheimer's disease. Scientific prog...

Nocturnal Gekkonidae forage in the open at a body temperature (BT) lower and often more variable than those of diurnal species BTs. Their thermal physiology is of interest because some species maintain relatively high BT...