Awwal 19, 1432, April 23, 2011, SPA-- Princess Hissah bint Trad Al-Sha'alan, Wife of the Custodian of the Two Holy Mosques, will patronize here on Tuesday the ceremony to be held by the Ministry of Health at King Saud Medical City in Riyadh marking two years of the launch of Home Medicine Program at the Ministry which provides services to 7,000 patients. The Ministry's Official Spokesman Dr. Khalid Marghalani said that the patronage of the King's wife of the ceremony comes as an extension of her effective roles in supporting many social and health activities, noting that Princess Hissah is the President of The National Home Health Care Foundation.