title: pH paper trumps expensive kits in measuring acidity.
authors.forename: Cassandra
authors.initials: C
authors.lastname: Willyard
mesh_terms: D002986:Clinical Trials as Topic; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007202:Indicators and Reagents / Q000191:economics*; D011934:Reagent Strips / Q000191:economics; D014454:Uganda; D014621:Vagina / Q000378:metabolism*; D016585:Vaginosis, Bacterial / Q000175:diagnosis*
chemical_list: D007202:Indicators and Reagents; D011934:Reagent Strips