Showing 1 - 3 results of 3 for search '(((( 50 ppm decrease ) OR ( 50 ((mean decrease) OR (we decrease)) ))) OR ( 50 a decrease ))~', query time: 0.63s Refine Results
  1. 1

    Data_Sheet_1_Duration of the effectiveness of nicotine electronic cigarettes on smoking cessation and reduction: Systematic review and meta-analysis.docx by Paul Vanderkam (13196394)

    Published 2022
    “…The primary endpoint was smoking cessation at the end of the intervention and follow-up periods confirmed by a reduction in expired CO < 10 ppm. The reduction was defined as at least 50% of the initial consumption or by a decrease of daily mean cigarette consumption at the end of the intervention and follow-up periods.…”
  2. 2

    I-R-Polar-Negative-0902 by Sheng-Yuan Ho (16909464)

    Published 2023
    “…As the lockmass, we utilized leucine-enkephalin (m/z = 556.2771) at a concentration of 1 ng/L and a flow rate of 5 L/min. …”
  3. 3

    Impacts of winter climate change on northern forest understory carbon dioxide exchange determined by reindeer grazing by Noora Kantola (14263490)

    Published 2025
    “…CO2 concentration (ppm), relative humidity (%), and temperature (℃) during each manual measurement were logged every 5 sec for 2 min with a handheld logger (model MI70, Vaisala Inc.). …”