نتایج جستجو برای: 20th may
تعداد نتایج: 1735473 فیلتر نتایج به سال:
In this book entitled Thoracic Surgery Before the 20th Century, Dr. Lew A. Hochberg has pictured the development of this art during its hundreds of formative years. In most instances, the author has gone to original references and translations for the material to fill this volume of 858 pages. The reader is brought chronologically through the 18th century in the first 186 pages, the remainder o...
Background & Aim: Low back pain and lordosis are among the most frequent complaints of pregnancy, and one of the methods to reduce them is physical exercise. The purpose of the present study is to evaluate the effect of exercise on low back pain severity and lordosis in pregnant women.Patients and Method: A randomized clinical trial was performed on 30 pregnant women with a gestational age ...
Time-varying fire-climate relationships may represent an important component of fire-regime variability, relevant for understanding the controls of fire and projecting fire activity under global-change scenarios. We used time-varying statistical models to evaluate if and how fire-climate relationships varied from 1902-2008, in one of the most flammable forested regions of the western U.S.A. Fir...
A temporal change in stable isotope (δ15N) distributions in North Sea harbour porpoises Phocoena phocoena (L.) was documented by analysing stable isotope abundances in bone collagen from 88 skeletons of harbour porpoises stranded in the period between 1848 and 2002 along the southern North Sea coast. Porpoises collected after ~1960 had significantly lower δ15N than porpoises collected earlier. ...
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