Complete or near-complete absence of specific antibody response to Haemophilus influenzae type b (Hib) vaccine
complete or near-complete absence of specific antibody response to haemophilus influenzae type b (hib) vaccine
Complete or near-complete absence of specific antibody response to Haemophilus influenzae type b (Hib) vaccine
complete or near-complete absence of specific antibody response to haemophilus influenzae type b (hib) vaccine