Medical conditions on immigrant ships to New Zealand.
D003141:Communicable Diseases / Q000266:history* / Q000401:mortality; D004641:Emigration and Immigration / Q000266:history*; D049672:History, 19th Century; D006801:Humans; D009326:Naval Medicine / Q000266:history*; D009520:New Zealand; D006113:United Kingdom / Q000208:ethnology