内源性哮喘：哮喘发作与呼吸道感染有关，暴露于严寒，锻练，压力，吸入刺激物，药(如阿斯皮林)。
Intrinsic asthma: asthmatic attacks are precipitated by respiratory infections, exposure to cold, exercise, stress, inhaled irritants, and drugs such as aspirin.
其后的探险者发现，有证据表明弗兰克林的队员甚至不得不靠食人肉来求存活，但由于饥馑、疾病的双重围困，加之暴露于严寒之下，最终无一生还。
Later explorers found evidence that Franklin's men had resorted to cannibalism before they finally died of hunger, disease and exposure.
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