Fig. 3
Answer categories to items of acceptability questionnaire (missing values: first two questions: n = 15; questions 3, 4, 5, 8, 9, 11, 12: n = 16; questions 6, 7, 10: n = 17)
Fig. 3 | BMC Infectious Diseases
Answer categories to items of acceptability questionnaire (missing values: first two questions: n = 15; questions 3, 4, 5, 8, 9, 11, 12: n = 16; questions 6, 7, 10: n = 17)