Complex sentence: He was a co-founder of the modern Polish neurology, an authority on the physiology and pathology of meningitis, co-founder of medical journals "Neurologia Polska" and "Warszawskie Czasopismo Lekarskie", andmember of Polish Academy of Learning.
Split into simpler sentences: He was a co-founder of the modern Polish neurology, an authority on the physiology and pathology of meningitis. Co-founder of medical journals "Neurologia Polska" and "Warszawskie Czasopismo Lekarskie", member of Polish Academy of Learning.