President Pranab Mukherjee has exhorted the doctors to contribute their services for the cause of humanity. Delivering the convocation address at the Army College of Dental Sciences in Secunderabad today, he stressed the need of oral health in people. <br/><br/>He said there is a huge gap in dental doctors ratio between rural and urban areas and this phenomenon should be reduced to provide necessary health services to the people. <br/><br/>The President urged the dental doctors to develop the culture of oral health and to inculcate the necessity of personal hygiene and health care in people to prevent diseases.<br/><br/> Mr Mukherjee suggests the dentists to take initiative to organize health camps and mobile health camps in rural areas for the benefit of under privileged sections of people.