Anstey Watkins, Jocelyn, Ross, Jonathan D. C., Thandi, Sukhwinder, Brittain, Clare, Kai, Joe, Griffiths, Frances, "Acceptability of and treatment preferences for recurrent bacterial vaginosis—Topical lactic acid gel or oral metronidazole antibiotic: Qualitative findings from the VITA trial", PLOS ONE, 2019