{{Cite journal| doi = 10.7241/ourd.20192.5| issn = 2081-9390| volume = 10| issue = 2| pages = 131–137| last1 = Nwosu| first1 = Agatha Obiageli| last2 = Ganiyu| first2 = Arinola Olatunbosun| title = Immunoglobulin levels in maternal blood, cord blood and breast milk of Nigerian pregnant women using hydroquinone and non-hydroquinone containing skin lightening creams| journal = Our Dermatology Online| date = 2019-04-09}}