Tuhia he haere tonu mō tēnei wāhanga - The 1854 Broad Street cholera outbreak
he pakarutanga kino o te mate pukupuku i puta i te tau 1854 i te taha o Broad Street (ko Broadwick Street inaianei) i te rohe o Soho o Raanana, Ingarangi, a i puta i te wa o te mate pukupuku tuatoru. Ko tenei pakarutanga, i mate ai te 616 o nga tangata, e mohiotia ana mo te rangahau a te taote a John Snow mo ona take me tana whakapae ko te wai kua poke i te waikura te putake o te korikori, kaua ko nga matūriki i te rangi (e kiia ana ko "miasma").