Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Recruitment and participant flow. *Seven of these 46 participants never received treatment (one withdrew consent, one had intolerable symptoms, one had clinical concerns, and four for other reasons). †152 participants were included in the secondary analysis (one participant completed the patient questionnaire in two periods but the primary outcome in only one)
