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Bredaki FE, Poon LC, Birdir C, Escalante D, Nicolaides KH (2012). "First-trimester screening for neural tube defects using alpha-fetoprotein". Fetal Diagnosis and Therapy. 31 (2): 109–114. doi:10.1159/000335677. PMID22377693. S2CID57465.
Ertle J, Heider D, Wichert M, Keller B, Kueper R, Hilgard P, et al. (2013). "A combination of α-fetoprotein and des-γ-carboxy prothrombin is superior in detection of hepatocellular carcinoma". Digestion. 87 (2): 121–131. doi:10.1159/000346080. PMID23406785. S2CID25266129.
Ball D, Rose E, Alpert E (March 1992). "Alpha-fetoprotein levels in normal adults". The American Journal of the Medical Sciences. 303 (3): 157–159. doi:10.1097/00000441-199203000-00004. PMID1375809.
Sizaret P, Martel N, Tuyns A, Reynaud S (February 1977). "Mean alpha-fetoprotein values of 1,333 males over 15 years by age groups". Digestion. 15 (2): 97–103. doi:10.1159/000197990. PMID65304.
Blohm ME, Vesterling-Hörner D, Calaminus G, Göbel U (1998). "Alpha 1-fetoprotein (AFP) reference values in infants up to 2 years of age". Pediatric Hematology and Oncology. 15 (2): 135–142. doi:10.3109/08880019809167228. PMID9592840.
Ohama K, Nagase H, Ogino K, Tsuchida K, Tanaka M, Kubo M, et al. (October 1997). "Alpha-fetoprotein (AFP) levels in normal children". European Journal of Pediatric Surgery. 7 (5): 267–269. doi:10.1055/s-2008-1071168. PMID9402482. S2CID260137699.
Bader D, Riskin A, Vafsi O, Tamir A, Peskin B, Israel N, et al. (November 2004). "Alpha-fetoprotein in the early neonatal period--a large study and review of the literature". Clinica Chimica Acta; International Journal of Clinical Chemistry. 349 (1–2): 15–23. doi:10.1016/j.cccn.2004.06.020. PMID15469851.
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Rosen T, D'Alton ME (December 2005). "Down syndrome screening in the first and second trimesters: what do the data show?". Seminars in Perinatology. 29 (6): 367–375. doi:10.1053/j.semperi.2006.01.001. PMID16533649.
Bredaki FE, Poon LC, Birdir C, Escalante D, Nicolaides KH (2012). "First-trimester screening for neural tube defects using alpha-fetoprotein". Fetal Diagnosis and Therapy. 31 (2): 109–114. doi:10.1159/000335677. PMID22377693. S2CID57465.
Ertle J, Heider D, Wichert M, Keller B, Kueper R, Hilgard P, et al. (2013). "A combination of α-fetoprotein and des-γ-carboxy prothrombin is superior in detection of hepatocellular carcinoma". Digestion. 87 (2): 121–131. doi:10.1159/000346080. PMID23406785. S2CID25266129.
Ohama K, Nagase H, Ogino K, Tsuchida K, Tanaka M, Kubo M, et al. (October 1997). "Alpha-fetoprotein (AFP) levels in normal children". European Journal of Pediatric Surgery. 7 (5): 267–269. doi:10.1055/s-2008-1071168. PMID9402482. S2CID260137699.
Bredaki FE, Poon LC, Birdir C, Escalante D, Nicolaides KH (2012). "First-trimester screening for neural tube defects using alpha-fetoprotein". Fetal Diagnosis and Therapy. 31 (2): 109–114. doi:10.1159/000335677. PMID22377693. S2CID57465.
Ertle J, Heider D, Wichert M, Keller B, Kueper R, Hilgard P, et al. (2013). "A combination of α-fetoprotein and des-γ-carboxy prothrombin is superior in detection of hepatocellular carcinoma". Digestion. 87 (2): 121–131. doi:10.1159/000346080. PMID23406785. S2CID25266129.