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pro vyhledávání: '"Philip D Welsby"'
Autor:
Philip D Welsby
Publikováno v:
Postgraduate Medical Journal.
Autor:
Philip D Welsby
Publikováno v:
Postgraduate medical journal. 98(1166)
COVID-19 has revealed many unrecognised problems. I have become aware that medical surveys are becoming less scientific. This perhaps always has been the case with non-medical surveys, notably illustrated by contradictory partisan pre-election polls
Autor:
Philip D Welsby, Mark Weatherall
Publikováno v:
Postgraduate medical journal. 98(1164)
The essential principles of statistics as applied to surveys, studies, sampling, epidemiology, screening, and trials are described and explained.
Autor:
Philip D Welsby
Publikováno v:
Postgraduate Medical Journal
There are four ways to combat COVID-19. First, physical interventions including mask-wearing and social distancing but ultimately including lockdowns that carry huge social, psychological and economic costs. Second, vaccines, none of which at the tim
Autor:
Philip D Welsby
Publikováno v:
Postgraduate medical journal. 96(1140)
Taro Shimizu presented a new diagnostic thinking forcing strategy (Shimizu’s article), not previously explicitly defined, comprising Horizontal Tracing (HTr) based on identifying primary diagnoses (PDs) that allows simultaneous identification of ot
Autor:
Philip D Welsby
Publikováno v:
Postgraduate Medical Journal
All animal life on earth is thought to have a common origin and have common genetic mechanisms. Evolution has enabled differentiation of species. Pathogens likewise have evolved within various species and mostly come to a settled dynamic equilibrium
Autor:
Philip D Welsby
Publikováno v:
Postgrad Med J
Postgraduate Medical Journal
Postgraduate Medical Journal
In 2003, severe acute respiratory syndrome (SARS) spread through 26 countries, infecting at least 8098 and causing at least 774 deaths (a case fatality rate of 9.6%). Middle East respiratory syndrome (MERS) by January 2020 caused 2519 cases and 866 d
Autor:
Dominic Bannister, Philip D Welsby
Publikováno v:
Postgraduate medical journal. 96(1138)
We read with interest John Launer’s account of Vincent van Gogh’s ear, very appropriately under the ‘On reflection’ heading.1 Many readers will be familiar with his self-portrait showing heavily bandaged right ear. However, van Gogh had sever
Autor:
Philip D Welsby
Publikováno v:
Postgraduate medical journal. 96(1135)
What follows is obviously based on UK practices but, no doubt, similar circumstances apply elsewhere. Informal complaints, ‘dissatisfactions’, can often be resolved by prompt face-to-face explanations with detailed listening and acknowledgement o
Autor:
Philip D Welsby
Publikováno v:
Postgraduate Medical Journal. 98:e1-e1
I read the paper dealing with the validation of phlebotomy performance1 with interest, especially the 11 phases in their final phlebotomy metric. This prompted four reflections from a career that involved taking blood from intravenous drug abusers ma