Traditional taxonomy based on morphology has often failed in accurate species identification owing to the occurrence of cryptic species, which are reproductively isolated but morphologically identical. Molecular data have thus been used to complement morphology in species identification. The sexual advertisement calls in several groups of acoustically communicating animals are species-specific ...

background: to compare mental health and well- being in different levels of the perceived discrimination among iranian people living in tehran. method: using multi- stage sampling, 1255 subjects with the average age of 45 years and 9 months (including 672 women and 583 men) were selected and they completed all items of the general health questionnaire (ghq), the social well- being inventory (sw...

BACKGROUND The aim of this study is to assess the repeatability and validity of the Finnish 11-year old children's out-of-school physical activity (PA) questionnaire using accelerometer as reference method. A sub-sample of children (N = 155, 60 % participant rate) participating in the Finnish Health in Teens study was recruited in 2013. Children completed a questionnaire measuring PA two times,...

The purpose of this study was to evaluate sternocleidomastoideus (SCM) and trapezius (superior fibers) muscle activity patterns in mouth-breathing children, and to compare them with nasal-breathing children. Forty-six children, of both sexes, ranging from 8 to 12 years old, were evaluated through electromyography. The selected children were divided into two groups; Group I, was made up of 26 mo...

This study aims to test the associations between infant mortality from preventable causes in Brazil and socioeconomic factors, including those pertaining to health services and investments. This was an ecological study using 296 Brazilian counties (municipalities) with more than 80,000 inhabitants each as the analytical units. Kruskall-Wallis and ANOVA tests were performed to compare independen...