Kosikowska, U.; Stepien-Pysniak, D.; Ozga, D.; Wernicki, A.; Malm, A. Identification of Bacillus Spp. Colonizing the Nasal Mucosa of Healthy Adults Living in the Suburban Area Using the Matrix-Assisted Laser Desorption-Ionization Time-of-Flight Mass Spectrometry (MALDI-TOF MS) System. Curr. Issues Pharm. Med. Sci. 2015, 27 (3), 137-141. https://doi.org/10.1515/cipms-2015-0001.