Malaria risk perceptions and barriers for effective prophylaxis among sub-Saharan African 'visiting friends and relatives' travellers in Hamburg, Germany
Marabelle N. Essandoh, Maria S. Mackroth, Thomas Theo Brehm, Pia Michelitsch, Franck Ekoka Mbassi, Maximilian Rakotonirinalalao, Kayode Ijagbemi, Michael Ramharter