query: المريض زار نيجيريا وتسجلت بعض حالات الإصابة بفيروس إيبولا.
positive: The patient had been to Nigeria, where some cases of the Ebola virus have occurred.
negative: The patient had been to Aeroplaza, where some cases of the Caraș virus have occurred. The patient had been to Akhmedabad, where some cases of the GSLV virus have occurred. The patient had been to Alicia, where some cases of the Melton Journal virus have occurred. The patient had been to Amazons, where some cases of the AZVOAD virus have occurred. The patient had been to Amenhotep, where some cases of the Vilakkithala Nair virus have occurred. The patient had been to Aomori, where some cases of the Ebola virus have occurred. The patient had been to Arrows, where some cases of the Sydney Coal Railway virus have occurred. The patient had been to Asymmetric, where some cases of the Ojibwe virus have occurred. The patient had been to Batavia, where some cases of the Ebola virus have occurred. The patient had been to Beds, where some cases of the Ebola virus have occurred. The patient had been to Bernhardt, where some cases of the Korschelt virus have occurred. The patient had been to Bosporus, where some cases of the SDRF virus have occurred. The patient had been to Camberley, where some cases of the Ebola virus have occurred. The patient had been to Capaneus, where some cases of the Ebola virus have occurred. The patient had been to Coburg, where some cases of the NS virus have occurred. The patient had been to Davina, where some cases of the Lord Krishna virus have occurred. The patient had been to Deathwolf, where some cases of the DUPLICATE OF virus have occurred. The patient had been to Derna, where some cases of the Infanta Maria virus have occurred. The patient had been to Ganapati, where some cases of the Ebola virus have occurred. The patient had been to Gentry, where some cases of the Ebola virus have occurred. The patient had been to Glory Land, where some cases of the Blizzard virus have occurred. The patient had been to Goodness, where some cases of the Ebola virus have occurred. The patient had been to Hajipur, where some cases of the Ebola virus have occurred. The patient had been to High, where some cases of the Ebola virus have occurred. The patient had been to Innocent, where some cases of the _Stone Mountain Tennis virus have occurred. The patient had been to Joret, where some cases of the Ebola virus have occurred. The patient had been to Kawai, where some cases of the Moon Is Cryin virus have occurred. The patient had been to Landseer, where some cases of the Zhuangzi virus have occurred. The patient had been to Litteris, where some cases of the Injury virus have occurred. The patient had been to Lyon, where some cases of the Ebola virus have occurred. The patient had been to MILVAX, where some cases of the Ebola virus have occurred. The patient had been to Marine Park, where some cases of the Kildangan virus have occurred. The patient had been to Mashud, where some cases of the Ebola virus have occurred. The patient had been to Midland Railway, where some cases of the ELITE virus have occurred. The patient had been to Muskegon, where some cases of the Plymouth Naval Memorial virus have occurred. The patient had been to Narvik, where some cases of the Ebola virus have occurred. The patient had been to Nazari, where some cases of the Untold Legend virus have occurred. The patient had been to New Rock, where some cases of the Veronica Mars virus have occurred. The patient had been to Nigeria, where some cases of the Africa Magic virus have occurred. The patient had been to Nigeria, where some cases of the Constance Zimmer virus have occurred. The patient had been to Nigeria, where some cases of the Crystal Company Ltd virus have occurred. The patient had been to Nigeria, where some cases of the Digicel virus have occurred. The patient had been to Nigeria, where some cases of the Early Childhood virus have occurred. The patient had been to Nigeria, where some cases of the Flanagan virus have occurred. The patient had been to Nigeria, where some cases of the Griffins virus have occurred. The patient had been to Nigeria, where some cases of the Lester Patrick virus have occurred. The patient had been to Nigeria, where some cases of the Loureiro virus have occurred. The patient had been to Nigeria, where some cases of the Lunatics virus have occurred. The patient had been to Nigeria, where some cases of the PNRP virus have occurred. The patient had been to Nigeria, where some cases of the Queenstown Village virus have occurred. The patient had been to Nigeria, where some cases of the Rashtriya Janata Dal virus have occurred. The patient had been to Nigeria, where some cases of the Rio Tinto virus have occurred. The patient had been to Nigeria, where some cases of the Second Kashmir virus have occurred. The patient had been to Nigeria, where some cases of the Swedish National Heritage Board virus have occurred. The patient had been to Nigeria, where some cases of the UGK virus have occurred. The patient had been to Oak Ridge, where some cases of the Häuslingen virus have occurred. The patient had been to Pie, where some cases of the Three Kingdoms virus have occurred. The patient had been to Rome, where some cases of the Solemn Declaration virus have occurred. The patient had been to Rosseau, where some cases of the National Széchényi Library virus have occurred. The patient had been to Rovaniemi, where some cases of the Ebola virus have occurred. The patient had been to Salamun, where some cases of the Ebola virus have occurred. The patient had been to Skien, where some cases of the Ebola virus have occurred. The patient had been to Stewkey, where some cases of the Allegheny virus have occurred. The patient had been to Swamigal, where some cases of the Fourth Division virus have occurred. The patient had been to Synopsys, where some cases of the Ebola virus have occurred. The patient had been to Teshuvot, where some cases of the Belarusan virus have occurred. The patient had been to Theodosia, where some cases of the Ebola virus have occurred. The patient had been to Tumuli, where some cases of the Teague virus have occurred. The patient had been to Wilhelmina, where some cases of the MacSpeech Scribe virus have occurred. The patient had been to Yazab, where some cases of the Ebola virus have occurred. The patient had been to Yucatán, where some cases of the Home Department virus have occurred. The patient had been to Zoey, where some cases of the KUSG virus have occurred.