Investigation of cross-infection in isolation wards of different design
نویسندگان
چکیده
منابع مشابه
an investigation of accuracy and complexity across different proficiency levels in written narrative task
abstract this quasi-experimental study was aimed at examining the impact of storyline complexity on the grammatical accuracy and complexity of advanced and intermediate efl learners. a total of 65 advanced and intermediate efl learners were selected from iran language institute (ili). an intact group including 35 intermediate participants and another intact group with 30 advanced participants ...
investigation of gassing behavior, electric and dielectric properties of different insulating fluids.
ترانسفورماتورهای قدرت از اجزای اصلی شبکه تامین انرژی الکتریکی می باشند که عملکرد قابل اطمینان ترانسفورماتورها یکی از فاکتورهای مهم و تعیین کننده در تامین انرژی الکتریکی محسوب می شود. در نتیجه بررسی و مانیتور عملکرد ترانسفورماتورها در شبکه و همچنین عیب یابی این ترانسفورماتورها غیرقابل اجتناب و ضروری می باشد. به طور کلی عایق های مایع در صنعت فشار قوی کاربردهای متفاوتی دارند که مهمترین وظیفه آنها...
15 صفحه اولinvestigation of (meta)discourse markers in elt coursebooks
the present study aimed to investigate representation of discourse markers and metadiscourse markers in conversations and readings of general elt coursebook series used in the language centers of iran. to this aim, four elt coursebooks popularly taught in language centers of this country were analyzed based on fung and carter’s (2007) framework regarding discourse markers and hyland’s (2005) fr...
a cross-comparative dtudy between two textbook series in terms of the presentation of politeness
چکیده ندارد.
15 صفحه اولAn Investigation of the Legionella Pneumophila Infection in Pneumonic Patients in Three Different Infections Hospital Wards in Tehran
Legionella pneumophila is one of the causative agent of pneumonia in human being. In recent years many reports has been come from different parts of world regarding infectivity of this organism. This disease occurs almost because of contamination of air conditioning systems. For the purpose of assessment of the legionella pneumophila in pneumonic patients, 200 specimen from sputum and tracheo-b...
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ژورنال
عنوان ژورنال: Journal of Hygiene
سال: 1976
ISSN: 0022-1724
DOI: 10.1017/s0022172400054905