نتایج جستجو برای: hygiene

تعداد نتایج: 23222  

Journal: :British Dental Journal 2009

Journal: :Journal of the American Veterinary Medical Association 2005
Jeffrey K Reneau Anthony J Seykora Bradley J Heins Marcia I Endres Ralph J Farnsworth Russell F Bey

OBJECTIVE To develop a simple system for scoring hygiene in dairy cattle and determine whether hygiene scores were associated with individual cow somatic cell scores (SCSs). DESIGN Observational study. ANIMALS 1,191 cows. PROCEDURE With the aid of a chart containing line drawings and descriptive text, hygiene scores ranging from 1 (clean) to 5 (dirty) were assigned for 5 body areas: tail ...

Journal: :International journal of epidemiology 1998
A C Gorter P Sandiford J Pauw P Morales R M Pérez H Alberts

BACKGROUND Childhood diarrhoea is a leading cause of morbidity and mortality in Nicaragua. Amongst the risk factors for its transmission are 'poor' hygiene practices. We investigated the effect of a large number of hygiene practices on diarrhoeal disease in children aged <2 years and validated the technique of direct observation of hygiene behaviour. METHODS A prospective follow-up study was ...

2016
Prem Nath

This small book has been written to meet the requirements of matriculation students in the Punjab and other parts of India, where the subject of elementary hygiene is studied along with a course of physiology. From a perusal of the book, we can say that the authors have carried out their object well. Facts are clearly stated and in the recommendations and advice given, full cognisance of Indian...

Journal: :American Journal of Public Health and the Nations Health 1942

Journal: :Krankenhaushygiene up2date 2012

Journal: :American Journal of Public Health 1916

Journal: :Journal of the Sanitary Institute 1903

Journal: :The Pedagogical Seminary 1920

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