Zobrazeno 1 - 10
of 46
pro vyhledávání: '"WILLIAM SPACKMAN"'
Autor:
William Spackman, Vasant Raman
Publikováno v:
BMJ case reports. 15(5)
We report a case of a white man in his 80s presenting with reduced vision, 1 day following uncomplicated cataract surgery. Optical coherence tomography scan showed evidence of a large collection of subretinal and intraretinal fluid. There was no ocul
Fundamentals of Ophthalmic Practice is written for new trainees and advanced practitioners in ophthalmology, to help provide a foundation of knowledge to build on. The aim of this book is to shorten the learning curve for people new to ophthalmology
Publikováno v:
Eye (Lond)
BACKGROUND: Patients with ocular hypertension (OHT) and glaucoma are increasingly reviewed in virtual clinics. As the clinician is not present during the patient’s visit it is important that measurements obtained are reliable. The aim of this study
Publikováno v:
Eye (Lond)
Glaucoma presents considerable challenges in providing clinically and cost-effective care pathways. While UK population screening is not seen as justifiable, arrangements for case finding have historically been considered relatively ineffective. Dete
Autor:
William Spackman
Publikováno v:
International Journal of Coal Geology. 42:103-114
This paper describes the origin and subsequent development of coal petrology at Penn State and its related re-birth in the United States between the 1950s and the 1980s. The combination of the appreciation of the diversity of coalified material from
Autor:
William Spackman
Publikováno v:
International Journal of Coal Geology. 46:9
Publikováno v:
Energy Sources. 3:55-81
Two fundamental controlling factors in the geological histories of coals have determined their physical and chemical characteristics and, consequently, the industrial uses to which they can be put. The first of these is the set of conditions that exi
Autor:
L. Alemany, Paul C. Painter, Carol A. Rhoads, N.J. Ryan, Peter H. Given, Ronald J. Pugmire, William Spackman
Publikováno v:
Organic Geochemistry. 6:399-407
The plant organs that give rise to preserved tissue in peats are often composed chiefly of cells with cellulosic (unlignified) walls, which frequently retain the birefringence characteristic of cellulose. Yet unaltered polymeric cellulose is present
Autor:
Fredrick J. Rich, William Spackman
Publikováno v:
Palynology. 3:219-226
Peat cores taken from Okefenokee Swamp tree‐islands ("houses") and analyzed by peat petrography and pollen stratigraphy permit us to reconstruct the plant successions which led to the “house”; formation. The peats are believed to be autochthono
Autor:
Alan Davis, Bimal Biswas, Donald C. Cronauer, Harold L. Lovell, William Spackman, Peter H. Given
Publikováno v:
Fuel. 54:40-49
The techniques used were the same as those used in Part 1 (p 34). Comparison of the liquefaction behaviour of two lithotypes from a Kentucky bituminous coal indicated that in this process pseudovitrinite is a reactive maceral. The hydrogenation of se