↑ The Wei Shu mentioned that Lady Zhen was born on the dingyou day of the 12th lunar month in the fifth year of the Guanghe era (178–184) in the reign of Emperor Ling of the Eastern Han Dynasty. Quote from Wei Shu annotation in Sanguozhi vol. 5: (魏書曰： ... 后以漢光和五年十二月丁酉生。) This date corresponds to 26 January 183 in the Gregorian calendar.
↑ Cao Pi's biography in the Sanguozhi mentioned that Lady Zhen died on the dingmao day in the sixth lunar month in the second year of the Huangchu era (220-226) in the reign of Cao Pi. Quote from Sanguozhi vol. 2: ([黃初二年六月]丁卯，夫人甄氏卒。) This date corresponds to 4 August 221 in the Gregorian calendar.
↑ An annotation from the Wei Shu in Lady Zhen's biography in the Sanguozhi confirms Zhen's death date as stated in Cao Pi's biography. Quote from Wei Shu annotation in Sanguozhi vol. 5: (會后疾遂篤，夏六月丁卯，崩于鄴。)
