This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impoant facts in Immunization, Newer Vaccines, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following is not a Cholera vaccine? \nSelect and explain. \nA. Ty21a, B. CVD-103-HgR, C. WC-rBS, D. mORC-Vax', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ty21A is strain of typhoid vaccine. Rest all strains given are used for Cholera. Different vaccines & their strains: VACCINE STRAIN BCG Danish 1331 OPV P1, P2, P3 Measles Edmonston zagreb, schwarez, Moraten Mumps Jeryll Lynn Rubella RA 27/3 Yellow fever 17D Varicella Oka H1N1 A7/ California/2009 Rabies fixed viral strain Anthrax Sterne strain Anti-malarial Litic cocktail Mosquirix S,S Anti-HIV MVA', 'role': 'assistant'}]