There is presently considerable ambiguity and confusion relating to ventilator terminology. This can be eliminated using a simple approach, visualising mechanical ventilation as an inspiratory pump, and defining trigger, limit, and cycling in this context. The trigger is the signal that starts a breath by opening the inspiratory valve, the limit is the factor which controls the way gas flows in...

Âşık, sevgili ve rakip, klasik Türk edebiyatı eserlerinde ekseriya karşılaşılan tiplerdendir. Bu üç şahsiyet üzerinden zengin hayaller kuran divan şairleri genellikle âşığın sesi olarak, rakiple hoş sohbet olan kendisine iltifat etmeyen sevgiliye sitem ederler. Klasik edebiyatta âşık, sevgilinin zulmüne uğrayan, ondan bir karşılık görmediği gibi cefalarına katlanmak zorunda kalan çektikleri tüm...

This paper adds a nonrenewable resource to capital and labor in the neoclassical growth model. The nonrenewable resource introduces its depletion dynamics and expands the influence of input substitution on the growth path. Optimal depletion implies a rising resource price but investment or labor growth may raise extraction along the growth curve. Substitution between inputs plays a critical rol...

this paper aims to study and formulate the field of literature in iran during 1921 and 1941. for this purpose, the authors have focused on two key writers of this period, mohammad hejazi and sadegh hedayat. analyzing the social positions, habitus and literary works of these writers can help us to have a clear picture of the mentioned period. it also can show dominant poles in the literary field...

Editorial Recently, my close friend, Farhad Naini (London, UK), published a textbook entitled “Orthognathic Surgery: Principles, Planning and Practice” [1]. Though there have been many textbooks for orthognathic surgery, this textbook is unique. There are 61 chapters and 95 contributing authors. The book begins with a wonderful introductory chapter on the historical background of orthognathic s...

Shiraz (Iran): Eastern Mediterranean Association of Medical Editors (EMAME) organized its EMMJ6 Medical Journals Conference here from February 18-20, 2015 which attracted distinguished medical editors from the region. It was organized in collaboration with Iranian Society of Medical Editors, Shiraz University of Medical Sciences, Islamic World Science Citation Center, WHO EMRO, Pakistan Associa...

Olivier Richoz, MD, has won the 24th Annual Richard C. Troutman, MD, DSc (Hon) Prize and $5000 award for an article published in the Journal of Refractive Surgery: “Antibacterial Efficacy of Accelerated Photoactivated Chromophore for Keratitis–Corneal Collagen Cross-linking (PACK-CXL)” by Olivier Richoz, Sabine Kling, Florence Hoogewoud, Arthur Hammer, David Tabibian, Patrice Francois, Jacques ...