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Face masks while exercising trial (MERIT): a cross-over randomised controlled study.

Nicholas Robert JonesJason OkeSeren MarshKurosh NikbinJonathan BowleyH Paul DijkstraFd Richard HobbsTrisha Greenhalgh
Published in: BMJ open (2023)
NCT04932226.
Keyphrases
  • clinical trial
  • study protocol
  • open label
  • phase iii
  • phase ii
  • double blind
  • placebo controlled
  • randomized controlled trial