Pre-Grant Opposition: An effective tool to ensure good quality of patents

Mr. Varun Sharma and Mr. Manish Aryan discusses about Pre-Grant Opposition in their article https://edition.pagesuite-professional.co.uk/html5/reader/production/default.aspx?pubname=&edid=43cf3e51-6951-48f2-a8af-487028ef8dfb&pnum=31