Karnolski, I., Ananoshtev, N., Nikolov, I. A population-based study on the prevalence of Hodgkin's disease in the region of Plovdiv. Plovdiv: 1998 33-38,.
Karnolski, I., Ananoshtev, N., Nikolov, I. A population-based study on the prevalence of Hodgkin's disease in the region of Plovdiv. Plovdiv: 1998 33-38,.
Karnolski, I., Ananoshtev, N., Nikolov, I. (1998) A population-based study on the prevalence of Hodgkin's disease in the region of Plovdiv, Plovdiv: 33-38,.
Karnolski, I., Ananoshtev, N., & Nikolov, I. (1998). A population-based study on the prevalence of Hodgkin's disease in the region of Plovdiv. Plovdiv: 33-38.
Karnolski I, Ananoshtev N, Nikolov I. A population-based study on the prevalence of Hodgkin's disease in the region of Plovdiv. Plovdiv: 1998. p. 33-38.