NEW: HIV and TB co-infection
Guest Edited by Francesco Di Gennaro, Harriet Mayanja-Kizza, Peter Nyasulu and Sheela Shenoi
NEW: Animal models in infectious diseases
Guest edited by Zulqarnain Baloch, Hin Chu and Luis Martinez-Sobrido
Neglected tropical diseases
Guest edited by Rodrigo Feliciano do Carmo and Wei Wang
Burden of lower respiratory tract infections in older adults
Guest edited by Denise Battaglini and Alejandro Rodriguez