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2011

Korver, Doug R., Schaefer, Allan L., Cook, Nigel J., Feddes, John J. R., Church, John S., Haley, Derek B.

The well-being of laying hens in cages of 5, 10, 20 and 40-birds/cage, and enrichment with perches, nest boxes and scratch pads, was assessed using behavioral and physiological parameters. Laying hens were Lohmann Brown (n = 360) and White Leghorns (n = 360), housed from 17 to 65 weeks of age....

2011

Simpson, J. Steven A., Crawford, Susan G., Kaplan, Bonnie J., Field, Catherine J., Burgess, Ellen, Goldstein, Estelle T.

Background Theoretically, consumption of complex, multinutrient formulations of vitamins and minerals should be safe, as most preparations contain primarily the nutrients that have been in the human diet for millennia, and at safe levels as defined by the Dietary Reference Intakes. However, the...

2009

Wiebe, Natasha, Thadhani, Ravi, Hemmelgarn, Brenda, Manns, Braden, Field, Catherine J., Klarenbach, Scott, Gill, John S., Tonelli, Marcello

Background Hemodialysis patients are at risk for deficiency of essential trace elements and excess of toxic trace elements, both of which can affect health. We conducted a systematic review to summarize existing literature on trace element status in hemodialysis patients. Methods All studies...

2009-01-01

Guo, Xiaoyan, Willows, Noreen, Kuhle, Stefan, Jhangri, Gian S., Veugelers, Paul J.

Objective: To estimate the prevalence and determinants of use of vitamin and mineral supplements among adult Canadians. Methods: Data from adult respondents of the Canadian Community Health Survey Cycle (CCHS) 2.2 were used. Participants were asked about their use of vitamin and mineral...