Supplemental dietary calcium decreased and normalized hyperproliferation of colonie epithelial cells in individuals in familial colon cancer kindreds, measured by rates and patterns of (3H]thymidine labeling of epithelial cells in colonie crypts. In whole colonie crypts hyperproliferation was decreased to lower levels in over one-half of the subjects individually studied during the course of th...

In hyperendemic villages in the Vratza district of Bulgaria, 193 patients with urinary system tumors (UST) were diagnosed during 1965 to 1976. A tendency towards familial aggregation was revealed when the patients were compared with two groups of controls, namely, patients with tumors other than UST and healthy persons. Each control group consisted of 193 persons matched by sex, age, and place ...

background : infantile obesity is becoming increasingly recognized as one of the public health problems in iran.   objective: obesity charts of a cohort of 317 healthy infants and their parents living in shiraz (southern iran) are presented and the familial pattern of infants’ obesity with that of its parents explored.   methods : an adjusted weight-for-height index was used to develop power ty...

INTRODUCTION The number of community paramedic (CP) programs has expanded to mitigate the impact of increased patient usage on emergency services. However, it has not been determined to what extent emergency medical services (EMS) professionals would be willing to participate in this model of care. With this project, we sought to evaluate the perceptions of EMS professionals toward the concept ...

Using a case study of a mentally delayed minor sibling donating bone marrow for his older sister, we discuss an alternative ethical justification for minor donation. The accepted justification for permitting minor siblings to donate bone marrow or peripheral blood stem cells is that the donor will benefit because of the greater likelihood of survival and less suffering of the sibling. Based on ...

The aim of the paper is to bring to the realm of game theory the well-known deontic notion of contrary-to-duty (CTD) obligation, so far not investigated in relation to optimality of strategic decisions. We maintain that, under a game-theoretical semantics, CTDs are well-suited to treat sub-ideal decisions. We also argue that, in a wide class of interactions, CTDs can used as a compact represent...