نتایج جستجو برای: presence and absence
تعداد نتایج: 16867964 فیلتر نتایج به سال:
the development of materials for language teaching has been retraced from different perspectives. for example, some have identified influences of a social view on designing course books and compiling materials for language classes. the purpose of this article is to focus on the specific case of elt material, its design and priorities in the context of iran. this article also offers a detailed a...
Background During mammalian spermatogenesis unique and dynamic epigenetic events occur leading to chromatin condensation. Through these events, histone demethylases such as JMJD1A play important roles in compaction of sperm chromatin, due to regulation of histone methylation dynamics and alteration of chromatin structure. As �histone methylation� is one of the best-characterized modifications i...
BACKGROUND AND AIM: Parents have an important role in making decisions about their children's oral health problems and their awareness of children’s oral health status may affect their care-seeking behaviors. The aims of this study were to determine parental awareness about the presence and absence of dental caries in preschool children and factors associated with their awareness.METHODS: The p...
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