नबेमबर/ दिसेमबर 2001 आव, प्फिजर भारता मोनसे नायबिजिरनायखौ हेफाजाब होदोंमोन, जाय थामजिबा गामिफोरखौ सिनायथिदोंमोन जाया भलुनतारि हेलथ एससिएसन अफ इनदियाजों दैदेन जादोंमोन |
In November/December 2001, Pfizer India had supported a survey, which was conducted by the Voluntary Health Association of India, (VHAI) in the 35 identified villages.