资讯
Fossilized teeth unearthed in Ethiopia’s Afar Region show early Homo and Australopithecus lived side by side 2.6 million years ago, hinting at a previously unknown species A groundbreaking discovery ...
Fossilized teeth found in Ethiopia show that two human ancestor species, including a possibly unknown one, lived there 2.6 million years ago. Fossilized teeth found in Ethiopia's Afar region. A ...
ADDIS ABABA, Aug 14 — Researchers have unearthed tooth fossils in Ethiopia dating to about 2.65 million years ago of a previously unknown species in the human evolutionary lineage, one that lived in ...
Background: Inadequate water, sanitation and hygiene (WASH) in health facilities, and the low adherence to infection control protocols can increase the risk of hospital-acquired (nosocomial) ...
In Ethiopia, only an estimated 55% of health facilities have access to basic water services (3, 13). However, such data is scarce for lower level health facilities such as woreda (district) health ...
TITLE: Criminal Recidivism of Illegal Pornography Offenders in the Overall Population—A National Cohort Study of 4612 Offenders in Switzerland ...
ABSTRACT: In the present study, about 94% of the arable land had a phosphorus deficiency (available P ·kgǃ). To compensate for this deficiency, high amounts of phosphorous fertilization were applied ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果