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Table 1 Schedule of activities

From: The effect of a probiotic on gastrointestinal symptoms due to menstruation in healthy adult women on oral contraceptives: randomized, double-blind, placebo-controlled trial protocol

  1. aStudy days may vary due to variability in menstrual cycle length
  2. bEach cycle and its assessments will be based on the first day of menstruation (first day of bleeding)
  3. cProbiotic or Placebo