Questions research methods of probiotics study.
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D000818:Animals; D015169:Colony Count, Microbial / Q000379:methods / Q000592:standards / Q000662:veterinary*; D019936:Probiotics / Q000592:standards; D012106:Research; D018401:Sample Size; D013997:Time Factors; D015003:Yeasts / Q000254:growth & development* / Q000302:isolation & purification