NEW DELHI, May 3 -- Right to health has passed through different stages of evolution to reach the present state of recognition and justiciability as a human right and more so as a fundamental right. Its development is traceable from jurisprudential and international perspectives and both have cast a positive obligation on the State to protect, respect and fulfill public health. Yet, the question often raised is what the 'State obligation' means, and what is its content and extent in terms of enforceability? This issue assumes particular significance now in the context of the State's continuing failure to discharge its primary public healthcare duty in making available smooth, continuous and uninterrupted oxygen supply and also in relation t...