| ecology of respiratory virus transmission: a comparison of three communities in west bengal. | respiratory virus transmission in children was studied comparatively in three ecologically different low-income communities in west bengal: an isolated village, a suburban village, and a crowded urban community. continued use of contaminated pond water for bathing, irrigation of nasal passages, post-defecation washing of the anus, and washing of food vessels was common to all, as was intense crowding of indoor sleeping quarters during cold and wet seasons. intensity of infection was highest (26% ... | 1975 | 164134 |
| progress toward poliomyelitis eradication---india, january 2010--september 2011. | the global polio eradication initiative was launched in 1988. in 1995, when eradication activities were initiated in india, an estimated 50,000 polio cases were occurring each year. by 2006, transmission of indigenous wild poliovirus (wpv) had been interrupted in all countries except india, afghanistan, pakistan, and nigeria. during 2006--2009, india annually reported 559 to 874 cases of confirmed wpv, with cases centered in the northern states of uttar pradesh and bihar. these cases accounted f ... | 2011 | 22048729 |