“…Eleven study populations focused on African Americans, five studies on Aboriginal groups, four on Chinese, three on South Asians, two on Native Hawaiian, five on Latinos, two on Korean Americans, one each on Zuni Indians, Somalis, Afghan, Native Americans, Alaska Natives, Inuit, indigenous groups, First Nations, Hispanics, Vietnamese Americans, various groups (Somalian, Eritrean, Pakistani, Iranian, Iraqi, Chinese and Sri Lankan), Burmese and African Americans and Hispanics . Thirty‐three studies were undertaken in the USA, seven in Canada, two each in UK and Australia and one in New Zealand …”