Is there a cumulative effect of selection?

Why Believe That There Is a God?

This article presents an argument for the existence of God, showing that the evident phenomena are best explained by supposing that a God causes them. The argument is based on the inductive force of four very evident general phenomena: that there is a physical Universe; that it is governed by very simple natural laws; that those laws are such as to lead to the existence of human bodies; and tha...

Vitamin D: Is There a New Era?

  Background: In recent decades, much interest has been focused on investigating new roles of vitamin D in human body beyond the mineral-ion homeostasis. Methods: By searching medical databases such as PubMed, over 16000 articles were found which have been published since 2000 on novel aspects of vitamin D in health and diseases. Results: Of great interest was the effects of vitamin D on ...

Is there a science of personnel selection?

PECIALISTS in the personnel field have had a rude awakening. In the past they have assumed that they could accomplish their objectives by concentrating their efforts on the employees who constitute the bulk of the employed staff. They have directed their attention to better selection methods, better training, and better counseling for technical and clerical employees. But personnel specialists ...

Gender selection: is there a growing trend?

Is There a Direct Effect?

T HERE has been increasing interest in the role of anesthetic drugs and opioids in cancer recurrence and metastasis. Epidemiologic studies in this area have suggested that patients who receive general anesthesia with opioids rather than local or regional anesthetics have a greater rate of cancer recurrence. Several retrospective studies have shown a reduced incidence of cancer recurrence after ...