Olah G, Heinsohn RG, Brightsmith DJ, Espinoza JR, Peakall R (December 2016). "Validation of non-invasive genetic tagging in two large macaw species (Ara macao and A. chloropterus) of the Peruvian Amazon". Conservation Genetics Resources. 8 (4): 499–509. Bibcode:2016ConGR...8..499O. doi:10.1007/s12686-016-0573-4. ISSN1877-7260. S2CID255785768.
Spethmann S, Fischer C, Wagener C, Streichert T, Tschentscher P (March 2004). "Nucleic acids from intact epithelial cells as a target for stool-based molecular diagnosis of colorectal cancer". International Journal of Molecular Medicine. 13 (3): 451–454. doi:10.3892/ijmm.13.3.451. PMID14767578.
Olah G, Heinsohn RG, Brightsmith DJ, Espinoza JR, Peakall R (December 2016). "Validation of non-invasive genetic tagging in two large macaw species (Ara macao and A. chloropterus) of the Peruvian Amazon". Conservation Genetics Resources. 8 (4): 499–509. Bibcode:2016ConGR...8..499O. doi:10.1007/s12686-016-0573-4. ISSN1877-7260. S2CID255785768.
Spethmann S, Fischer C, Wagener C, Streichert T, Tschentscher P (March 2004). "Nucleic acids from intact epithelial cells as a target for stool-based molecular diagnosis of colorectal cancer". International Journal of Molecular Medicine. 13 (3): 451–454. doi:10.3892/ijmm.13.3.451. PMID14767578.
Olah G, Heinsohn RG, Brightsmith DJ, Espinoza JR, Peakall R (December 2016). "Validation of non-invasive genetic tagging in two large macaw species (Ara macao and A. chloropterus) of the Peruvian Amazon". Conservation Genetics Resources. 8 (4): 499–509. Bibcode:2016ConGR...8..499O. doi:10.1007/s12686-016-0573-4. ISSN1877-7260. S2CID255785768.
Olah G, Heinsohn RG, Brightsmith DJ, Espinoza JR, Peakall R (December 2016). "Validation of non-invasive genetic tagging in two large macaw species (Ara macao and A. chloropterus) of the Peruvian Amazon". Conservation Genetics Resources. 8 (4): 499–509. Bibcode:2016ConGR...8..499O. doi:10.1007/s12686-016-0573-4. ISSN1877-7260. S2CID255785768.