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Table 1 Vaccination and specimen collection schedule

From: Rationale and methods of a randomized controlled trial of immunogenicity, safety and impact on carriage of pneumococcal conjugate and polysaccharide vaccines in infants in Papua New Guinea

  1. BCG Bacillus Calmette-Guérin vaccine; HepB Hepatitis B vaccine; Pentavalent is a diphtheria, tetanus, whole cell pertussis, Haemophilus influenzae type B, Hepatitis B combination vaccine; PCV 10-valent or 13-valent pneumococcal conjugate vaccine; OPV oral polio vaccine; PPV 23-valent pneumococcal polysaccharide vaccine; NPS nasopharyngeal swab; PBMC peripheral blood mononuclear cells
  2. aBirth doses of BCG and Hepatitis B were given by hospital nurses before enrolment of infants into the study
  3. bPCV and PPV are study vaccines while the other vaccines were routine EPI vaccines in PNG at the time of the trial
  4. cMorbidity surveillance was conducted throughout the duration of the trial. Vitamin A was given at 6 and 9 months of age