Diana Machado, Isabel Couto, João Perdigão, Liliana Rodrigues, Isabel Portugal, Pedro Baptista, Bruno Veigas, Leonard Amaral and Miguel Viveiros. Contribution of efflux to the emergence of isoniazid and multidrug resistance in Mycobacterium tuberculosis. PLoS ONE, (2012) 7(4) e34538 (IF=4.411)