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DPT - diphtheria pertussis tetanus
DDT - Dichloro diphenyl tri chloro ethane 
BCG - Bacillus calmette guerin
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Full form of DPT - Diphtheria Pertussis Tetanus 
Full form of DDT - Dichloro Diphenyl Trichloro Ethane 
Full form of BCG - Bacillus Calmette Guerin . 
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