Community views on short birth interval in Northern Uganda: a participatory grounded theory oleh Loubna Belaid, Pamela Atim, Emmanuel Ochola, Bruno Omara, Eunice Atim, Martin Ogwang, Pontius Bayo, Janet Oola, Isaac Wonyima Okello, Ivan Sarmiento, Laura Rojas-Rozo, Kate Zinszer, Christina Zarowsky, Neil Andersson