Results 161 to 170 of about 3,893,503 (390)
Annals of Gastroenterological Surgery, EarlyView.ABSTRACT Background The annual number of pancreatoduodenectomies (PDs) in the United States has increased over the past decade, but the facility types driving this growth and whether outcomes have improved remain unclear. We aimed to identify characteristics of facilities with increasing PD volumes and assess national trends in centralization ...
Koichi Tomita, Naruhiko Ikoma
wiley +1 more source
World regional geography by Lydia Mihelic Pulsipher, W. H. Freeman and company, London, 1999. No. pages: 546. Price: £25.95. ISBN 0–7167–3092–8 [PDF]
, 2001 K. M. Brenchley
openalex +1 more source
Digital Agriculture: Past, Present, and Future
Advanced Intelligent Discovery, EarlyView.Digital agriculture integrates Internet of Things, artificial intelligence, and blockchain to enhance efficiency and sustainability in farming. This review outlines its evolution, current applications, and future directions, highlighting both technological advances and key challenges for global implementation.
Xiaoding Wang +3 more
wiley +1 more source
Regional agglomeration in Portugal: a linear analysis [PDF]
This work aims to study the Portuguese regional agglomeration process, using the linear form the New Economic Geography models that emphasize the importance of spatial factors (distance, costs of transport and communication) in explaining of the ...
Martinho, Vítor João Pereira Domingues
core +1 more source
American Journal of Agricultural Economics, EarlyView.Abstract Our general interest is in global trade loss from livestock pathogens, specifically exports. We adopt a causal inference approach that considers animal disease outbreaks over time as non‐staggered binary treatments with the potential for switching in (infection) and out of treatment (recovery) within the sample period. The outcome evolution of
Mohammad Maksudur Rahman +1 more
wiley +1 more source
Regional development: contribution of evolutionary biology [PDF]
This paper tries to set out a potential of application of some evolutionary biology concepts to the issue of regional development. The objective is to show that employment of these concepts or at least inspiration by them may enrich some theories of ...
Lucie Vaskova
core
American Journal of Botany, EarlyView.Abstract Premise Understanding how plant populations adapt to water limitation through stomatal traits is key to predicting drought responses. The dominant C4 grass Andropogon gerardi, distributed across sharp climate gradients in North America, offers an excellent focal species to study stomatal architecture (size and density).
Jack Sytsma +6 more
wiley +1 more source
Reflecting on the Margins: Socio-spatial Stigmatisation among Adolescents in a Peripheralised Region
Comparative Population Studies, 2016 Based on the project “Discourse and practices in shrinking regions”, we analyse the subjective relevance of derogative discourses using the example of the district of Altenburger Land (Germany).
Frank Meyer +2 more
doaj