… The BCG vaccine is known to stimulate cell-mediated immunity and delayed-type … As these
observations indicate that the BCG vaccine may have a more general effect on the immune …

… disease and herd immunity plays no part in tetanus prevention. … A combined ‘DTP’
diphtheria-tetanus-pertussis vaccine is … in every district in a country, thus achieving elimination …

… the village health reporter who records deliveries in a village. A … study was safe and elicited
immune responses to all nine … Infants in South Africa were vaccinated at 6, 10 and 14 weeks…

… In the three studies of the introduction of DTP in rural and urban Guinea-Bissau, DTP-… only
been conducted in situations with herd immunity against pertussis and where the benefit of …

… Africa also may have played a role, but because of the heterogeneity of our population we
could not analyze each country … may account for their good past and present immune capacity. …

… be reported in developing countries, South Africa [8], Yemen [… Post-traumatic tetanus is
prevalent in rural areas, with a high … We found that immunity to diphtheria and tetanus waned with …

… of protective immunity of pertussis, diphtheria, tetanus, and polio … immunity for pertussis and
diphtheria, whereas tetanus and … Further research on the risk factors of waning immunity after …

… The occurrence ofdiphtheria in Africa, Asia, and Central and … permit detection ofoutbreaks
in this country. New cases should … and their resistance to destruction make tetanus a disease …

… with at least 3 doses of diphtheria-tetanus-pertussis vaccine in … and vaccination coverage
vary by country. In Mali, national … period in the south of the country, including the areas we …

… not from a high-mortality country in Africa or Asia; 117 papers had … immunity to DTP could
be obtained with a different vaccine having no negative effects in a situation with herd immunity…