ADVANCES IN OBSTETRICS DURING LAST HALF CENTURY.

Precipitation Trends Analysis in Southwest Asia during the Last Half Century

Precipitation is a climatic elements that have temporal - spatial distribution. In this research database of Global Precipitation Climatology Centre (GPCC) with a resolution 0.5×0.5 degree for 50 year is used, that was constituted with dimensions of 12800*600. Temporal data are on the columns and pixels (spatial data) located on the rows. The results show an increasing trend in spring and fall ...

Changes in Thought in a Half Century of Obstetrics

and particularly obstetrical problems are approached to-day with that of fifty years ago, I shall trust largely to an analysis of my reactions to my contacts and environment in estimating the factors that have most influenced my outlook. Victorian Medicine.?-Looking back over the Medicine of the late Victorian period, its thought seems to have been overweighted by progress in morbid anatomy and...

investigation of barely grain yield improvement during the last half century across golestan province

introduction barely (hordeum vulgare) is the fourth most important cereal after wheat, corn and rice. regarding the role of breeding to increase barley grain yield a large number of studies have been done in different countries. however, a few studies have been performed across golestan province, in iran. therefore, this study was conducted to know what barley traits have changed with grain yie...

Recent advances in obstetrics.

Non-surgical treatment of osteoarthritis: a half century of "advances".

I n the 1950s and early 60s Sir John Charnley succeeded in developing components for total hip arthroplasty and demonstrated the remarkable success that could be achieved with this procedure in patients with osteoarthritis (OA). Charnley’s adaptation of polymethylmethacylate as a fixation interface between the metallic or plastic implant and the bone served as a major advance in the surgical tr...