@article{article, title  = {{What is a polymorphism? [letter; comment]}},

 publisher = {{American Society of Hematology}},

 url = {{http://dx.doi.org/10.1182/blood.v78.1.250.250 }},

 year = {{1991}},

 month = {{7}},

 author = {{Peake I and Winship P}},

 doi = {{10.1182/blood.v78.1.250.250}},

 volume = {{78}},

 journal = {{Blood}},

 issue = {{1}},

 pages = {{250-250}},

 note = {{Accessed on 2025/04/05}}}