11th International Congress of Human Genetics
| Co-Chair | Mac Gardner | Genetic Health Services Victoria, Royal Children’s Hospital, Melbourne, Australia | Australia |
| Co-Chair | Peter S Harper | Cardiff University | United Kingdom |
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The discovery of the human chromosome number
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The first human chromosome abnormalities
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Fragile sites on human chromosomes
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The development of the Q-banding technique for identification of the 46 human chromosomes
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