Since the first description of the disease now known as Wolff-Parkinson-White syndrome, much knowledge has been gained through several experimental and clinical studies all over the world. The Instituto Nacional de Cardiología Ignacio Chávez in Mexco City has not been…

Hohenbergia mesoamericana I. Ramírez, Carnevali et Cetzal is proposed as new, described, and illustrated. Because the genus was previously known only from the Antilles, Colombia, Venezuela, and Brazil, this new species represents the first record of Hohenbergia for Mexico and…

New specimens and new records of occurrence for 10 species of chondrichthyan (elasmobranch and chimaeroid) fishes previously unknown or little documented for the continental shelf of the Mexican Pacific are reported. This contribution provides the first record of Centroscyllium nigrum,…

Cross-border health challenges have led to innovative governance responses. No longer able to go it alone, actors must coordinate their efforts with their partners. The 2009 outbreak of swine influenza (H1N1), the earlier scare of avian influenza (H5N1), and the…

This report is an abridged version of a democratic audit of Mexico conducted by an independent group of Mexican scholars. Its results seem relevant at a time when the country is discussing how to enhance its very new democracy. Section…

This research can be regarded as a pilot study at El Chichón Volcano to assess whether REE distributions can be used as routinely geochemical tracers in the Crater Lake geothermal system. Eighteen lake water samples were collected during 3 field…

OBJECTIVE: To analyse the medicines prescription, prescription filling, payment expenditure for medicines by ambulatory health service users (HSU) in 2006, and to evaluate its evolution in the last 12 years. MATERIAL AND METHODS: Using data from the National Health Surveys…

OBJECTIVE: We aim to assess the opinions of Mexicans in the state of Tlaxcala on abortion and other topics concerning women's reproductive health and status in society. MATERIAL AND METHODS: We summarize opinions on abortion and women's roles in society…

OBJECTIVE: To assess the association between body mass index (BMI) and the prevalence of psychiatric disorders among Mexico City adolescents. MATERIAL AND METHODS: Household survey of 3005 adolescents aged 12 to 17 residing in Mexico City in 2005 (response rate…

OBJECTIVE: To assess the effect of micronutrient supplementation on tuberculosis (TB) patient outcomes. MATERIAL AND METHODS: The randomized, double-blinded, placebo-controlled study was conducted in pulmonary TB patients undergoing directly observed treatment short course/ tratamiento acortado estrictamente supervisado (TAES/ DOTS) at…