Panina, Svetlana B., et al. “Duplex Allele-Specific PCR Assay Simultaneously Detecting Genotype of Osteoarthritis Susceptibility Loci Within GDF5 and COL11A1 Genes”. Archives of Clinical and Biomedical Research, vol. 3, no. 4, Aug. 2019, pp. 281-6, https://fortunejournals.org/ojs/index.php/acbr/article/view/14739.