Results 241 to 250 of about 63,946 (287)

Big cities fuel inequality within and across generations. [PDF]

open access: yesPNAS Nexus
Connor DS   +7 more
europepmc   +1 more source

The key role of local and global farmer networks in the development of conservation agriculture in California

open access: yesJournal of Environmental Quality, EarlyView.
Abstract This article chronicles the history of California's Conservation Agriculture Systems Innovation (CASI) Center and how it has increased agricultural sustainability in the San Joaquin Valley, a major production area for the United States, by using agroecological practices to reduce soil erosion and conserve soil moisture, champion systems ...
J. P. Mitchell   +42 more
wiley   +1 more source

Optimising Beam Geometry in Orthopaedic X‐Rays: A Phantom Study

open access: yesJournal of Medical Radiation Sciences, EarlyView.
Antoni Cieszynski, a 19th‐century Polish dentist, developed the bisecting angle technique in 1907, which uses isometry rules to improve anatomical imaging accuracy in dentistry. Our experiment tested this technique on the radius bone at various angles, demonstrating that it significantly reduced elongation and distortion compared to traditional methods,
Jodie Ringin   +3 more
wiley   +1 more source

The evolution of intracranial aneurysm clipping: a historical perspective. [PDF]

open access: yesAnn Med Surg (Lond)
Mousa AH   +7 more
europepmc   +1 more source

The History of Breast Cancer Early Detection: 1865 - 2020. [PDF]

open access: yesBreast Cancer (Dove Med Press)
Gump FE, Parmar P, Feldman S, Gupta AM.
europepmc   +1 more source

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