Based on a systematic study of the Mexican species in the Tillandsia viridiflora complex, the taxonomic and nomenclatural status of these species is clarified. The former synonym T. macropetala is reestablished as a species. An identification key for the complex…

Based on recent systematic studies of the genus Otatea, that included an extensive taxonomic investigation of herbaria specimens, and recent fieldwork in the Mexican state of Querétaro, a new Otatea species, O. ramirezii, is here described and illustrated. The new…

This paper presents an economic classification for the municipalities of Guerrero, Mexico, in terms of successive quotients. An outline of the concepts underlying this branch of Economic Geography is followed by a description of the method used to determine the…

OBJECTIVE: To describe the magnitude and distribution of folate and vitamin B12 deficiency in Mexican children. MATERIALS AND METHODS: Folate and vitamin B12 serum concentrations were measured in a probabilistic sample of 2 099 children. Adjusted prevalence, mean concentrations and…

OBJECTIVE: To describe the micronutrient nutritional status of a national sample of 1-11 year old Mexican children surveyed in 2006 in National Health and Nutrition Survey (ENSANUT 2006) and their association with dietary and sociodemographic factors. MATERIALS AND METHODS: Serum…

OBJETIVE: To present an overview of micronutrient status of Mexican children in 2006. MATERIALS AND METHODS: Data on iron, zinc, folate and vitamin B12 deficiencies and low serum copper and magnesium were gathered and critically analyzed from the 2006 National…

OBJECTIVE: To examine knowledge of and self-treatment with antibiotics among medically-insured adults in Mexico. MATERIALS AND METHODS: We conducted a cross-sectional, interviewer-administered survey among 101 adult patients seeking care for acute respiratory tract infections in a family medicine clinic in…

OBJECTIVE: To assess the use and understanding of the Nutritional information Panel (NIP) of pre-packaged foods by Mexican consumers. MATERIALS AND METHODS: A questionnaire and an understanding test for NIP were applied to adult consumers in supermarkets of six cities…

The Cretaceous Nuevo Rosarito plutonic suite is located in the southern part of the Peninsular Ranges batholith (~28.7 °N). It is hosted by a suite of Jurassicgranitoidrocks datedat 151.6Ma (U-Pb single zircon ages) and by Late Jurassic - Early Cretaceous…

OBJECTIVE: To describe the frequency and severity of anemia and the nutritional variables associated to hemoglobin levels (Hb) in children <5 years of age. MATERIALS AND METHODS: We studied 981 children measuring hemoglobin and serum concentrations of ferritin, soluble transferrin…