Occupational diseases refer to diseases caused by factors such as exposure to dust, radioactive substances and other toxic and harmful substances during the professional activities of workers in enterprises, institutions and individual economic organizations. According to the above definitions, Which of the following are occupational diseases:. ['Mrs. Li moved into the newly renovated office. She suffered from blood disease due to the severe excess of harmful gases.', 'Interpol Pharaoh has been in contact with various criminals in his nearly 30-year career. In daily life, he also often looks at his friends and relatives with professional eyes.', 'Xiao Zhao is a senior manager of a company. He often works overtime and eats irregularly. He is finally diagnosed with gastritis by the hospital.', 'Xiao Zhang worked in a leather shoe factory and suffered from aplastic anaemia due to long-term exposure to benzene-containing substances.']