OBJECTIVE To determine the prevalence of dysmenorrhea, impact on school attendance, academic performance, social activities and knowledge of treatment in Thai adolescents. DESIGN Cross-sectional, descriptive study. SETTING Nakhorn Pathom Ratjabhat University, Nakorn Patom, Thailand. SUBJECTS A total of 789 women who were 1st and 2nd year students from Nakhorn Pathom Ratjabhat University, ...

The Kholodninskoe pyrite-polymetallic deposit (Baikal-Patom plateau, Russia) was discovered in 1968, but the questions of its genesis still remain controversial. It is assumed that explosive activity volcanic apparatuses southern part Baikal-Muya zone as well underwater exhalations scattered spreading back-arc basin could have most likely influenced geochemical features amagmatic deposits Bodai...

deforestation in the past decades has risen. so, the proper development of human activities in forests requires the environmental limitations to be considered during forests management process. one of the appropriate measures is the determination of ecological vulnerability. in the present study, patom district of kheyrud forest was classified based on the ecological sustainability, using objec...

In the course of geological prospecting fulfilled with participation FGBI TsNIGRI within Chayangro ore cluster Dodykhta-Uryakh region in southeastern Baikal-Patom metallogenic province, Dzhalagun lode gold prospect field same name was studied and its economic significance has been proved. It substantiated that is closely similar to typical deposits Bodaibo sense formation phasing, character hyd...

Abstract The carbonaceous macrofossils which belong to multicellular algae and were previously known from the younger (>570 Ma) Miaohe biota are found for first time in Lower Vendian (Middle Ediacaran, ~580 rocks of Ura Formation Patom Basin Siberia. include phytoleims unbranched ribbon-like thalli preserved on surfaces silty mudstones. Among fossils, species Liulingjitaenia alloplecta Jiuqu...

management of the forest resources and related activities has significant effects on the environment. applying the environmental impact assessment (eia) provides a basis for improving forest management plans. however, in the developing countries such as iran, there have been so far no serious endeavors and research to undertake the eia of the various practices affecting the forest resources, de...