About UNHCR. The Office of the United Nations High Commissioner for Refugees was established on December 14, 1950 by the United Nations General Assembly. The agency is mandated to lead and co-ordinate international action to protect refugees and resolve refugee problems worldwide.
2. If kidney stones are hereditary, you should steer clear of foods that contain oxalates (the material that makes up the actual stones). Rhubarb is one food thatâs particularly high in oxalates.
Lower levels of oxalate can cause reduced growth, kidney stones, and poor bone mineralization. Peas, beets, beet greens, lettuce, turnips, carrots, and berries have lower levels of oxalates; high levels of oxalates can cause diarrhea, poor blood clotting, vomiting and convulsions.