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In which country Cryo-Surgery was discovered?
In which country D.D.T. (Dichloro-Diphenyl-Trichloroethane) was discovered?
In which country Electro-cardiograph was discovered?
In which country Electro-encephalogram was discovered?
In which country First Test Tube Baby was discovered?
In which country Genes associated with Cancer (Oncogenes) was discovered?
In which country Heart Transplant Surgery was discovered?
In which country Hypodermic Syringe was discovered?
In which country Insulin for Diabetes was discovered?
In which country Kidney Machine was discovered?
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