Bhatia, Kalsang; Martindale, Elizabeth A.; Rustamov, Oybek; Nysenbaum, Anthony M. (2009). «Surrogate pregnancy: an essential guide for clinicians». The Obstetrician & Gynaecologist (անգլերեն). 11 (1): 49–54. doi:10.1576/toag.11.1.49.27468. ISSN1744-4667.
Imrie, Susan; Jadva, Vasanti (2014 թ․ հուլիսի 4). «The long-term experiences of surrogates: relationships and contact with surrogacy families in genetic and gestational surrogacy arrangements». Reproductive BioMedicine Online. 29 (4): 424–435. doi:10.1016/j.rbmo.2014.06.004. PMID25131555.
Imrie, Susan; Jadva, Vasanti (2014 թ․ հուլիսի 4). «The long-term experiences of surrogates: relationships and contact with surrogacy families in genetic and gestational surrogacy arrangements». Reproductive BioMedicine Online. 29 (4): 424–435. doi:10.1016/j.rbmo.2014.06.004. PMID25131555.
Bhatia, Kalsang; Martindale, Elizabeth A.; Rustamov, Oybek; Nysenbaum, Anthony M. (2009). «Surrogate pregnancy: an essential guide for clinicians». The Obstetrician & Gynaecologist (անգլերեն). 11 (1): 49–54. doi:10.1576/toag.11.1.49.27468. ISSN1744-4667.
