50 Years of Physical Ultrasonics

50 years of Sterillium®

Determinants of Physical Activity Behaviors among People Aged 30 to 50 Years: An Application of the Trans-Theoretical Model

Aims: Low mobility is the 4th common cause of human death. The Trans-Theoretical Model (TTM) is a health behavior change theory that describes the process of how people change their behavior. This study was conucted with the aim of investigating the determinants of Physical Activity (PA) behavior based on the TTM in 30-50-year-old individuals. Materials and Methods: In this cross sectional des...

Coronavirus: Scientometrics of 50 Years of Global Scientific Productions

Background:  Scientometrics studies are one of the most efficient methods of quantitative evaluation of the scientific outputs of valuable information and citation databases for understanding and observing the status of scientific publications in different subject areas. The main aim of this article was to study the 50 years of Coronavirus scientific publications in the world. Materials & Meth...

Celebrating 50 years

5 0 years ago, what would soon evolve to become the profession of respiratory therapy emerged as the Canadian Society of Inhalation Therapy Technicians. One year following the inception of the Society, Canadian Inhalation Therapy published its first issue. From the outset of the profession, research, evaluation and knowledge translation have been fundamental to advancing our understanding of re...

50 Years of Bailey’s Lemma

Half a century ago, The Proceedings of the London Mathematical Society published W. N. Bailey’s influential paper Identities of the Rogers–Ramanujan type [16]. The main result therein, which was inspired by Rogers’ second proof of the Rogers– Ramanujan identities [49] (and also [48, 28, 15]), is what is now known as Bailey’s lemma. To celebrate the occasion of the lemma’s fiftieth birthday we p...