Results 241 to 250 of about 86,221 (308)

Lithic analysis in African archaeology: Advances and key themes

open access: yesArchaeometry, EarlyView.
Abstract Stone artifacts (lithics) preserve for extended periods; thus they are key evidence for probing the evolution of human technological behaviors. Africa boasts the oldest record of stone artifacts, spanning 3.3 Ma, rare instances of ethnographic stone tool‐making, and stone tool archives from diverse ecological settings, making it an anchor for ...
Deborah I. Olszewski   +2 more
wiley   +1 more source

Antimicrobial prescribing guidelines for horses in Australia

open access: yesAustralian Veterinary Journal, EarlyView.
The growing problem of antimicrobial resistance also affects equine veterinarians with increasing frequency. Antimicrobial stewardship and responsible prescribing are essential for a future in which effective antimicrobials are available, as it is unlikely that new antimicrobials will become available for use in horses.
L Hardefeldt   +18 more
wiley   +1 more source

Single-center, prospective study evaluating safety and efficacy of a new endoscopic hemostat system in non-variceal upper gastrointestinal bleeding. [PDF]

open access: yesEndosc Int Open
Rughwani H   +11 more
europepmc   +1 more source

Upper gastrointestinal bleeding differences between older and younger adults: should bleeding in non-cirrhotic patients be considered a geriatric syndrome? [PDF]

open access: yesTherap Adv Gastroenterol
Vara-Luiz F   +16 more
europepmc   +1 more source

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