which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. World Health Organization reported there are more than 600 million elderly individuals in the world (1); a figure which will double by 2025 and will reach 2 billion people by 2050 (2,3).The immense changes in cultural, socioeconomic and demographic aspects of Iranian socie...

background cigarette smoking is a common problem among teenagers. the aim of this study was to determine the prevalence of cigarette smoking among teen boys in marivan city, based on health belief model. materials and methods a cluster randomized sample of 470 male students with16.2±2.5   from 6 secondary schools of marivan city- iran, completed a self-report and questionnaire consisting of hea...

background maturity and its related sexual and mental changes are one of the most important events in the life of every individual. the purpose of this study was to determine the effect of puberty health education based on health belief model on health behaviors and preventive among students boy first secondary school in marivan city in 2015. materials and methods this research is an experiment...

objective: the aim of this study was to estimate the prevalence of sexual intimate partner violence (sipv) and to investigate its associated factors among women attending public obstetrics, genecology, and family planning health services of the city of marivan, iran. materials and methods: this multistage cluster sampling study recruited 770 women attending the public obstetrics, gynecology and...

silvicultural operation need to notice the species diversity. to this study gomarlang district in marivan region, northern zagros forest was selected. in this study 30 circle sample plots (500 m2) were collected by random method. in every sample plot the kind of species and number of trees and shrub were recorded. in the sample plots the micro plots of 5 m by 5 m (i.e. area of 25 m2) were desig...

silvicultural operation need to notice the plant species diversity in forest. to this study gomarlang district in marivan region, northern zagros forest was selected. selected 100 ha area because have similar physiography condition (north aspect and 1650 to 1800 m s.a.l. in study area 100 micro plots of 5m by 5 m (25 m2) including the species and the numbers of this species randomized-systemati...