About the Authors

Jaume Ordi

To whom correspondence should be addressed. E-mail: jordi@clinic.ub.es

Affiliations Department of Pathology Hospital Clinic, Universitat de Barcelona, Institut d'investigacions biomèdiques August Pi I Sunyer (IDIBAPS), Barcelona, Spain , Barcelona Centre for International Health Research (CRESIB), Hospital Clinic/Universitat de Barcelona, IDIBAPS, Barcelona, Spain

Mamudo R Ismail

Affiliation Department of Pathology, Maputo Central Hospital, Universidad Eduardo Mondlane, Maputo, Mozambique

Carla Carrilho

Affiliation Department of Pathology, Maputo Central Hospital, Universidad Eduardo Mondlane, Maputo, Mozambique

Cleofé Romagosa

Affiliations Department of Pathology Hospital Clinic, Universitat de Barcelona, Institut d'investigacions biomèdiques August Pi I Sunyer (IDIBAPS), Barcelona, Spain , Manhiça Health Research Center (CISM), Manhiça, Mozambique

Nafissa Osman

Affiliation Department of Obstetrics and Gynecology, Hospital Central de Maputo, Universidad Eduardo Mondlane, Maputo, Mozambique

Fernanda Machungo

Affiliation Department of Obstetrics and Gynecology, Hospital Central de Maputo, Universidad Eduardo Mondlane, Maputo, Mozambique

Josep A Bombí

Affiliation Department of Pathology Hospital Clinic, Universitat de Barcelona, Institut d'investigacions biomèdiques August Pi I Sunyer (IDIBAPS), Barcelona, Spain

Juan Balasch

Affiliation Department of Obstetrics and Gynecology, Hospital Clinic, University of Barcelona, Barcelona, Spain

Pedro L Alonso

Affiliations Barcelona Centre for International Health Research (CRESIB), Hospital Clinic/Universitat de Barcelona, IDIBAPS, Barcelona, Spain , Manhiça Health Research Center (CISM), Manhiça, Mozambique

Clara Menéndez

Affiliations Barcelona Centre for International Health Research (CRESIB), Hospital Clinic/Universitat de Barcelona, IDIBAPS, Barcelona, Spain , Manhiça Health Research Center (CISM), Manhiça, Mozambique

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

JO, MRI, JAB, JB, and CM designed the experiments/the study. MRI, CR, NO, and CM enrolled patients. MRI, CC CR, NO, and FM collected data or did experiments for the study. JO, MRI, CR, NO, FM, JAB, and JB analyzed the data. JO and CM wrote the first draft of the paper. MRI, CC, CR, NO, JAB, JB, PLA, and CM contributed to writing the paper.