Essomba, N. E., primary, Mbatchou Ngahane, B. H., additional, Nida, M., additional, Temfack, E., additional, Mapoure Njankouo, Y., additional, Abeng, R. L., additional, Fokalbo, Z. Kobe, additional, Achu Joko, H., additional, Mbenoun, M., additional, Meledie, A. P., additional, Halle, M. P., additional, Malongue, A., additional, Tchente, C., additional, Nana Njamen, T., additional, Halle Ekane, G., additional, Ngwane, S., additional, Barla, E., additional, Abena, P., additional, Ndobo, P., additional, Moungo Kuidjeu, C., additional, Adiogo, D., additional, Mouelle Sone, A., additional, Luma Namme, H., additional, and Coppieters, Y., additional