Under federal law, states must adopt standards that are at least as effective as federal standards,[359] and according to OSHA, most states adopt standards identical to those in place at the federal level.[360] All four states covered in this report operate State Plans, but none have laws or regulations on occupational health and safety that provide greater protections for agricultural or child workers than federal standards
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Cigarette smoking and HDL cholesterol the Framingham offspring study
Incidentally, it is important to publish prematurely completed RCTs to avoid publication bias, provide useful data for meta-analyses, and, especially, recognize the valuable contribution of participants (and research staff) who may have volunteered their time in the hope of contributing to the advancement of medicine and improved medical care for others
