![Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/9fe59f53-e1c7-4c9f-85f9-6bab03048aae/cxo12050-fig-0002-m.jpg)
Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library
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Interlenticular opacification in piggyback AcrySof intraocular lenses: explantation technique and laboratory investigations | British Journal of Ophthalmology
![Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library Combining primary and piggyback intraocular lenses to treat extreme myopic astigmatism in stable keratoconus following cataract surgery - Goh - 2013 - Clinical and Experimental Optometry - Wiley Online Library](https://onlinelibrary.wiley.com/cms/asset/69c5922c-384b-4ec8-9ecb-98c4046c8cb7/cxo12050-fig-0003-m.jpg)