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Letters Microcephaly in Europe

Harness shared data in international Zika registry

BMJ 2016; 355 doi: (Published 05 October 2016) Cite this as: BMJ 2016;355:i5319
  1. David Baud, maternal-fetal medicine specialist1,
  2. Patrick Gérardin, epidemiologist2,
  3. Audrey Merriam, maternal-fetal medicine fellow3,
  4. Marco P Alves, virologist4,
  5. Didier Musso, infectious disease specialist5,
  6. Blaise Genton, tropical medicine specialist6,
  7. Alice Panchaud, teratogen counsellor7
  1. 1Materno-Fetal and Obstetrics Research Unit, Department “Femme-Mère-Enfant,” University Hospital, 1011 Lausanne, Switzerland; Institute of Microbiology, Faculty of Biology and Medicine, University of Lausanne and University Hospital, Lausanne, Switzerland
  2. 2Pôle Femme Mère Enfant, Centre d’Investigation Clinique (INSERM CIC1410), UM 134 PIMIT “Processus Infectieux en Milieu Insulaire Tropical” (Université de La Réunion, CNRS 9192, INSERM U 1187, IRD 249), CHU Réunion, Saint Pierre, Réunion
  3. 3Division of Maternal-Fetal Medicine, Department of Obstetrics and Gynecology, Columbia University Medical Center, New York, New York, USA
  4. 4Institute of Virology and Immunology, Department of Infectious Diseases and Pathobiology, University of Bern, Switzerland
  5. 5Unit of Emerging Infectious Diseases, Institut Louis Malardé, Tahiti, French Polynesia
  6. 6Swiss Tropical and Public Health Institute, Basel, Switzerland; Infectious Disease Service and Department of Ambulatory Care, University Hospital Lausanne, Lausanne, Switzerland
  7. 7Swiss Teratogen Information Service, University Hospital, 1011 Lausanne, Switzerland; Division of Clinical Pharmacology, University Hospital, 1011 Lausanne, Switzerland; School of Pharmaceutical Sciences, University of Geneva and Lausanne, Geneva, Switzerland; Department of Epidemiology, Harvard School of Public Health, Boston, MA, USA
  1. david.baud{at}

We welcome the paper by Morris and colleagues on the prevalence of microcephaly in Europe.1 The authors state that increases in prevalence such as expected with Zika virus in a non-endemic region would be unlikely to be detected in Europe through routine surveillance.

As a newly identified teratogen, Zika requires global and dedicated tools to allow comprehensive characterisation of the …

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