Several years ago, I was given as a gift a remote session with a bibliotherapist at the London headquarters of the School of Life, which offers innovative courses to help people deal with the daily emotional challenges of existence.
A controversial theory that challenges the existence of dark matter has been buoyed by studies of gas-rich galaxies.
This study challenges the existence of chronic post-bacterial meningitis headache and does not indicate the presence of other long-term headaches induced by intracranial infection.
The French term moeurs or what today would be called culture captures the idea that the humanity of human beings is expressed in the distinctive practices that they adopt as solutions to the challenges of existence.
This rating is based on how robustly or conclusively the citation either supports or challenges the existence of the EPA within that line of evidence, with respect to the study's methodology, rigor, rationale, results, or conclusions.
It is within this struggle between heavy and light that the challenges of existence reside.
Moreover, our study challenges the existence of an alternative caspase-independent cell death pathway in Fas signalling.
Additionally, the lack of sAC in the genomes of Drosophila and C. elegans challenges the existence of intra-mitochondrial cAMP signaling in these organisms [ 15].
Indeed, a recent paper challenges the existence of adenofibroma, as aggressive tumor behavior has also been reported in cases without sarcomatous overgrowth and with only mild nuclear atypia and a negligible mitotic rate [ 3].
