Results 131 to 140 of about 214,027 (378)

Distance sampling: comparing walked transects and road transects for rock ptarmigan densities and population trends

open access: yesWildlife Biology, EarlyView.
We compared population trends for rock ptarmigan Lagopus muta densities (2003‒2019) derived from walked transects and driven road transects in Mosfellsheiði and Slétta in southwest and northeast Iceland, respectively. The walked transects were laid out according to a random rule.
Matteo Ferrarini, Ólafur K. Nielsen
wiley   +1 more source

Comparative evaluation of noninvasive DNA sampling and line transect surveys for spring density estimation of black grouse and capercaillie

open access: yesWildlife Biology, EarlyView.
Reliable abundance estimates provide essential information in ecology, conservation and management of many wild grouse populations. In this 3‐year study, we comparatively evaluate the suitability of traditional line transect distance sampling of flushed birds versus a spatial capture–recapture survey with noninvasive DNA samples for individual ...
Henrik Brøseth   +2 more
wiley   +1 more source

Closing the gap – detection of clinically relevant von Willebrand disease in emergency settings through an improved algorithm based on rotational Thromboelastometry

open access: yesBMC Anesthesiology, 2019
Background Hemorrhage and blood loss are still among the main causes of preventable death. Global hemostatic assays are useful point-of-care test (POCT) devices to rapidly detect cumulative effects of plasma factors and platelets on coagulation ...
H.-G. Topf   +5 more
doaj   +1 more source

Von Willebrand Disease in the Netherlands [PDF]

open access: yes, 2015
Von Willebrand Disease (VWD) is the most common inherited bleeding disorder resulting in mucocutaneous bleeding, like epistaxis, oral cavity bleeding and menorrhagia. VWD is caused by reduced or dysfunctional von Willebrand Factor (VWF).
Sanders, Y.V. (Yvonne)
core  

Field test of assumptions for using line transect distance sampling on rock ptarmigan

open access: yesWildlife Biology, EarlyView.
Reliable population estimates are essential for the management of harvested species. Line transect distance sampling using pointing dogs is an established survey method for willow ptarmigan and has also been proposed for the monitoring of rock ptarmigan.
Marius Kjønsberg   +3 more
wiley   +1 more source

DEEP VEIN THROMBOSIS IN PATIENT WITH VON WILLEBRAND DISEASE

open access: yesKlinicist, 2016
Objective: to identify the possible factors of thrombogenic risk and ways of its prevention in patients with von Willebrand disease.Case description. Patient X., 42 years old, who suffers from von Willebrand disease type 3 with 5-years of age.
V. A. Elykomov, A. N. Kopylov
doaj   +1 more source

Helminth gut parasites of black grouse Lyrurus tetrix in northern England, their impact on productivity and possible sources of infection

open access: yesWildlife Biology, EarlyView.
Black grouse Lyrurus tetrix declines continue throughout much of temperate Europe, following habitat loss and population isolation, associated with reduced productivity. In northern England, only 1437 lekking males remained in 2014, genetically isolated from other UK populations, and typified by low productivity but high adult survival.
David Baines, Nicholas J. Aebischer
wiley   +1 more source

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