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Effectiveness of natural S-equol supplement for premenstrual symptoms: protocol of a randomised, double-blind, placebo-controlled trial.
Takashi Takeda
Masami Shiina
Yasutaka Chiba
Published in:
BMJ open (2018)
UMIN000031815.
Keyphrases
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double blind
randomized controlled trial
placebo controlled
clinical trial
study protocol
systematic review
phase iii
phase ii
sleep quality
open label