fixed more typos
fixed more typos

Read-Lab-Confederation/nyc-subway-anthrax-study,Read-Lab-Confederation/nyc-subway-anthrax-study,Read-Lab-Confederation/nyc-subway-anthrax-study,Read-Lab-Confederation/nyc-subway-anthrax-study,Read-Lab-Confederation/nyc-subway-anthrax-study,Read-Lab-Confederation/nyc-subway-anthrax-study