abstract distal pancreatectomy has been a standard technique for pancreatic body and tail lesions for years ago. recently, it is being performed laparoscopically in a perfect manner. there are two common methods for this procedure. one is distal pancreatectomy with splenectomy and the other is distal pancreatectomy with spleen preservation. in patients with splenic vessels involvement, it is no...

integrity is among the fundamental concepts in the field of cultural heritage and the importance of knowing this concept and examining its status in the philosophical principles of perseverance is so great that achieving integrity is introduced as among the basic criteria of optimal preservation of historical monuments. integrity has always been open to discussion in different historical period...

background: vestibular schwannoma (vs) is one of the skull base tumors originating from vestibular portion of eighth cranial nerve. recently, 2μ- thulium laser is used in the surgery of some intracranial tumors. objectives: assessing the efficacy of 2μ-thulium flexible hand-held laser fiber (revolixjrò) in microsurgical removal of vs. materials and methods: this retrospective non-randomized stu...

background: vestibular schwannoma (vs) is one of the skull base tumors originating from vestibular portion of eighth cranial nerve. recently, 2 micro-thulium laser is used in the surgery of some intracranial tumors. objectives: assessing the efficacy of 2 micro-thulium flexible hand-held laser fiber (revolixjrò) in microsurgical removal of vs. materials and methods: this retrospective non-rando...

Background There are several indications of human female gamete cryostorage including sub-fertile and fertile patients. But our focus will be in women at risk of losing their reproductive function caused by oncologycal treatments or premature ovarian failure that could benefit greatly from this practice. Fertile women may take advantage of this technology to electively delay childbearing. The o...

abstract researches of preservation valuation of natural resources and environment were done in order to create necessary awareness for making optimal decisions in the field of the ways of economic management of these resources and helping to establish sustainable regional development strategy. in this study, preservation value of lilium ledebourii estimated using single bounded dichotomous cho...

a purpose of zagros forests preservation plan is to reduce degradation factors through empowering woodman beneficiaries and underdevelopment of rural forested areas which appear as scattered agronomies inside and in forest margins, trees cutting for power supply, trees cutting for hay supply or making coal in forested regions. therefore, natural resources experts believe that, by creation or im...