INTERNATIONAL SANITARY CONVENTION. JUNE 21,1926. proceeding from an infected area if there has been no case of cholera at the time of departure, during the voyage, or on arrival. Cases presenting the clinical symptoms of cholera in which no cholera vibri08 have been found, or in which vibrios not strictI! showing the eharacteristics of cholera vibrio have been found, shall be subject to all measures required in the case of cholera. Germ earriers discovered on the arrival of the ship shall be sub- mitted after disembarkation to all the obligations which may be imposed on such a case by the laws of the country of arrival on its own nationals. ARTICLE 30. 2565 ~olera infected ships sha.ll be subjected to the following measures: eh~feasuresforlnfected (1) Medical inspection: }P~nal. (2) The patients sha.ll be immediately landed and isolated; (3) The erew and passengers may also be landed and either be kept under observation or subjected to surveillance during a period not exceeding five days reckoned from the date of arrival. However, persons who can show that thay have been immunized from eholera by vaccination effected less than six monthsl and more than six days before, may be subjeeted to surveillance but not to observation. (4) Bed~ which has been used soiled linen, wearing apfarel Disinfection of IIOUed and other articles, including foodst~s, which in the opinion 0 the linen, eto. sanitary authority of the port have been recently contaminated, shall be disinfected; (5) The parts of the vessel which have been occupied by cholera Oftheahip. patients or which are considered by the health authorities as being contaminated! shaH be disinfected; (6) Unlo~ shall be carried out under the supervision of the Unloedln&. sanitary authonty, who will take all measures necessary to prevent the infeetion of the men engaged in unloading. They sha.ll be sub- jected to observation or to surveillance which sha.ll not exceed five days from the time when they cease unloading; (7) When the drinking water stored on board is considered sus- eto",,:aw disinfection, picious it sha.ll be turned off after beiIlg disinfected and replaced after disinfection of the tanks by 8. supp'ly of water of good quality; (8) The health authority may prohibit the turning off without previous disinf&ction of water b811ast if it has been taken in at an infected port; (9) It may be forbidden to let run or throw human dejections or the residuary waters of the vessel into the waters of the port, unless they are first disinfected. ARTICLE 31. Vessels suspected of cholera shall be subjected to the measures. BWlpected ehlpll. prescribed under Nos. (I), (4), (5), (7), (8) and (9) of Article ·30 . The crew and passengers may be subjected to a surveillance not to an~= of crew exceed five days from the arrival of the vessel. It is recommended . that the lan('ing of the crew be pre~ented during the same period except for purposes connected with the service and made known to the sanitary authority of the port. ARTICLE 32. If the ship has been. declared infected or suspected only because EmmlnAtlon, eto. , of of cases on board presenting the clinical features of cholera, and two apparent cues. bacteriological examinations, made with an interval of not less than 24 hours between. them, have not revealed the presence of cholera or any other suspicious vibrios, it shall be classed as uninfected.
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