Urinary cotinine concentration as a biomarker of environmental exposure to Nicotine in Vietnam: Results from a Nationwide Survey in 2024 - Hai Thanh Le; Thuy Thi Thu Tran; Binh Thi Ta; Huyen Thi Nguyen; Van Thi Pham; Chinh Thuy Thi Phan; Son Duc Nguyen; Nhat Minh Tu; Quynh Thuy Nguyen; Bich Ngoc Nguyen; Son Van Nguyen (PLoS ONE, 2026)