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HOLIDAY CLOSURE: Order by noon EST, Wednesday, 17 December 2025 (UPS Ground) for delivery by 24 December 2025. Sigma Marketplace will be closed 23 December 2025 until 5 January 2026; no orders will be processed or shipped. Normal operations resume Thursday, 8 January 2026.
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Education Resources
Global Impact: Sigma's Year in Review with the United Nations - Online Course
Whether you're a seasoned nurse, a nursing student, or simply interested in global health, this webinar offers valuable insights.
$0.00
Navigating the World of Abstract and Grant Reviews: A Beginner's Guide for Nurses - Online Course
Take the first step towards becoming a proficient reviewer and making a lasting impact on healthcare research by joining Sigma staff on this webinar. This beginner-friendly webinar is your gateway to understanding the ins and outs of abstract and grant reviews for Sigma.
$0.00
