Received: 19 February 2018
Accepted: 6 December 2018
First Online: 22 December 2018
Ethics approval and consent to participate
: Not applicable. However, we wish to acknowledge that in 1951 HeLa cells were taken without consent from Henrietta Lacks and we thank the Lacks family for their generous contributions to the biomedical community.
: Not applicable.
: The authors declare that they have no competing interests.
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