نتایج جستجو برای: by choobak

تعداد نتایج: 7045421  

Journal: :Canadian journal of public health = Revue canadienne de sante publique 2007
C James Frankish Glen E Moulton Darryl Quantz Arlene J Carson Ann L Casebeer John D Eyles Ronald Labonte Brian E Evoy

BACKGROUND The Canadian health system is undergoing reform. Over the past decade a prominent trend has been creation of health regions. This structural shift is concurrent with a greater emphasis on population health and the broad determinants of health. In parallel, there is a movement toward more intersectoral collaboration (i.e., collaboration between diverse segments of the health system, a...

Journal: :Cyberpsychology & behavior : the impact of the Internet, multimedia and virtual reality on behavior and society 2008
Chiara Sabina Janis Wolak David Finkelhor

We examined exposure to Internet pornography before the age of 18, as reported by college students (n = 563), via an online survey. Ninety-three percent of boys and 62% of girls were exposed to online pornography during adolescence. Exposure prior to age 13 was relatively uncommon. Boys were more likely to be exposed at an earlier age, to see more images, to see more extreme images (e.g., rape,...

2012
Pallavi Sharma S. D. Vashishtha

In India, 70-80% population of the country depends directly or indirectly to farming. So this field is very much important for research and the concept of contract farming is more important for farmers and other persons who are joined with this. There are so many models of contract farming and many of them are explained by authors in this paper. Many advantages and issues related to contract fa...

Journal: :Discrete Mathematics 1993
Shuhong Gao Wan-Di Wei

This paper is motivated by R. H. Bruck’s paper[3], in which he proved that the existence of cyclic projective plane of order n ≡ 1 (mod 3) implies that of a non-planar difference set of the same order by proving that such a cyclic projective plane admits a regular non-Abelian automorphism group using n as a multiplier. In this paper we will discuss in detail the possibility of using multipliers...

Journal: :Revista da Escola de Enfermagem da U S P 2011
Lenice Dutra de Sousa Wilson Danilo Lunardi Filho Valéria Lerch Lunardi Silvana Sidney Costa Santos Cristiano Pinto Dos Santos

The objective of this study was to learn about the production of nursing knowledge in Brazil associated with the clinic theme. This is a qualitative study performed by means of an integrative review. Data collection was performed on the SciELO database using the keywords nursing and clinic, present in the abstracts of articles. It was found that the clinic is seen as an instrument used to estab...

Journal: :Current opinion in structural biology 2001
P Koehl

Comparison of protein structures can reveal distant evolutionary relationships that would not be detected by sequence information alone. This helps to infer functional properties. In recent years, many methods for pairwise protein structure alignment have been proposed and are now available on the World Wide Web. Although these methods have made it possible to compare all available protein stru...

Journal: :Revista brasileira de enfermagem 2017
Raquel Terezam Jessica Reis-Queiroz Luiza Akiko Komura Hoga

Journal: :CoRR 2008
Heidi Gebauer

We study the following Maker/Breaker game. Maker and Breaker take turns in choosing vertices from a given n-uniform hypergraph F , with Maker going first. Maker’s goal is to completely occupy a hyperedge and Breaker tries to avoid this. Beck conjectures that if the maximum neighborhood size of F is at most 2 then Breaker has a winning strategy. We disprove this conjecture by establishing an n-u...

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