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Wretensjoe, Inger; Karlberg, Bo. (2003). "Pyrrolizidine alkaloid content in crude and processed borage oil from different processing stages". Journal of the American Oil Chemists' Society. 80 (10): 963–970. doi:10.1007/s11746-003-0804-z. S2CID94575246.
Kast, RE (2001). "Borage oil reduction of rheumatoid arthritis activity may be mediated by increased cAMP that suppresses tumor necrosis factor-alpha". International Immunopharmacology. 1 (12): 2197–9. doi:10.1016/s1567-5769(01)00146-1. PMID11710548.
Henz, BM; Jablonska, S; Van De Kerkhof, PC; Stingl, G; Blaszczyk, M; Vandervalk, PG; Veenhuizen, R; Muggli, R; Raederstorff, D (1999). "Double-blind, multicentre analysis of the efficacy of borage oil in patients with atopic eczema". The British Journal of Dermatology. 140 (4): 685–8. doi:10.1046/j.1365-2133.1999.02771.x. PMID10233322. S2CID21396418.
Kast, RE (2001). "Borage oil reduction of rheumatoid arthritis activity may be mediated by increased cAMP that suppresses tumor necrosis factor-alpha". International Immunopharmacology. 1 (12): 2197–9. doi:10.1016/s1567-5769(01)00146-1. PMID11710548.
Henz, BM; Jablonska, S; Van De Kerkhof, PC; Stingl, G; Blaszczyk, M; Vandervalk, PG; Veenhuizen, R; Muggli, R; Raederstorff, D (1999). "Double-blind, multicentre analysis of the efficacy of borage oil in patients with atopic eczema". The British Journal of Dermatology. 140 (4): 685–8. doi:10.1046/j.1365-2133.1999.02771.x. PMID10233322. S2CID21396418.
Wretensjoe, Inger; Karlberg, Bo. (2003). "Pyrrolizidine alkaloid content in crude and processed borage oil from different processing stages". Journal of the American Oil Chemists' Society. 80 (10): 963–970. doi:10.1007/s11746-003-0804-z. S2CID94575246.