Jelić, Z., N. Majkić-Singh, S. Spasić, et al. "Effects of Analgesic and Antirheumatic Drugs on the Assay of Serum Enzymes" Clinical Chemistry and Laboratory Medicine, 22.8 (2009): 559-564. Retrieved 22 May. 2013, from doi:10.1515/cclm.1984.22.8.559

Jelić, Z., Majkić-Singh, N., Spasić, S., et al. (2009). Effects of Analgesic and Antirheumatic Drugs on the Assay of Serum Enzymes. Clinical Chemistry and Laboratory Medicine, 22(8), pp. 505-584. Retrieved 22 May. 2013, from doi:10.1515/cclm.1984.22.8.559

Jelić, Z., N. Majkić-Singh, S. Spasić, et al. 2009. Effects of Analgesic and Antirheumatic Drugs on the Assay of Serum Enzymes. Clinical Chemistry and Laboratory Medicine. 22(8): 505-584. Retrieved 22 May. 2013, from doi:10.1515/cclm.1984.22.8.559