نتایج جستجو برای: Disease Control
تعداد نتایج: 2627506 فیلتر نتایج به سال:
in this thesis, we consider a mathematical model of cancer with completely unknown parameters. we study the stability of critical points which are biologically admissible. then we consider a control on the system and introduce situations at which solutions are attracted to critical points and so the cancer disease has auto healing. the lyapunov stability method is used for estimating the un...
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context arthropod-borne diseases are remaining as a major public health issue in the resource-constrained settings. mosquitoes are closely associated with mankind since time immemorial and play an important role in the transmission of many dreadful diseases like malaria, filariasis, japanese encephalitis, dengue and yellow fever. over the decades, vector control is an important element to minim...
this study was carried out to control johne’s disease (jd) without interfering with tuberculosis (tb)control programme. a dairy herd (n>1500 heads) was used over a period of 6 years, from 1994 to 1999 forthis investigation. the herd had a history of heavy infection with mycobacterium avium paratuberculosis(map) with culling rates of 1.5 and 5%, in 1991 and 1995, respectively. the mean annual lo...
purpose: risk factors of pelvic inflammatory disease can be different in different countries because of different sexual behaviors and religious restrictions. this study investigated the risk factors of this disease in iranian women in tehran. materials and methods: in this cross-sectional, descriptive study 1104 women with pelvic inflammatory disease were assessed from may 2010 to march 2011. ...
conclusions health managers in iran should continuously monitor the coverage of vaccination with at least three doses of opv in the level of over 95%, monitor the health of the helmand river water which comes from afghanistan to iran, vaccinate the immigrants and replace bivalent vaccine (bopv) with trivalent (topv) vaccine. context the wild polio virus is disrupted in all countries in the worl...
introduction: regarding the cross contamina-tion, prevention from infection is of high prior ity. the aim of this research was assessment of knowledge and attitude of dental students toward infection control in endodontics depart ment of faculty of dentistry, babol uni versity of medi cal sciences. materials and methods: the study was accom plished among 8th, 10th and 12th grade dental students...
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