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Helena von Hertzen
Observed names:
H Von Hertzen,
H von Hertzen,
H. von Hertzen,
Helena Von Hertzen,
von Hertzen, Helena
Observed institutions:
World Bank,
University of California, San Francisco,
Concept Foundation,
Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico,
University of Illinois Chicago,
World Health Organization,
Concept Foundation
show all 7
OpenAlex ID:
A5113499737
Low dose mifepristone and two regimens of levonorgestrel for emergency contraception: a WHO multicentre randomised trial
2002
·
Helena von Hertzen
, Gilda Piaggio
, et al.
·
The Lancet
·
562
Timing of emergency contraception with levonorgestrel or the Yuzpe regimen
1999
·
G Piaggio
, H von Hertzen
, et al.
·
The Lancet
·
321
Mechanism of action of hormonal preparations used for emergency contraception: a review of the literature
2001
·
Horacio B Croxatto
, Luigi Devoto
, et al.
·
Contraception
·
183
Multicenter study of the Lactational Amenorrhea Method (LAM): I. Efficacy, duration, and implications for clinical application
1997
·
Miriam H. Labbok
, Virginia Hight-Laukaran
, et al.
·
Contraception
·
144
Body size at birth and blood pressure among children in developing countries
2001
·
CM Law
, P Egger
, et al.
·
International Journal of Epidemiology
·
132
Estimating the effectiveness of emergency contraceptive pills
2003
·
James Trussell
, Charlotte Ellertson
, et al.
·
Contraception
·
129
WHO multinational study of three misoprostol regimens after mifepristone for early medical abortion. I: Efficacy
2003
·
Helena von Hertzen
, Helena Honkanen
, et al.
·
BJOG An International Journal of Obstetrics & Gynaecology
·
121
Efficacy of two intervals and two routes of administration of misoprostol for termination of early pregnancy: a randomised controlled equivalence trial
2007
·
Helena von Hertzen
, Gilda Piaggio
, et al.
·
The Lancet
·
111
WHO multinational study of three misoprostol regimens after mifepristone for early medical abortion.
2004
·
Helena Honkanen
, Gilda Piaggio
, et al.
·
BJOG An International Journal of Obstetrics & Gynaecology
·
87
Effect on pregnancy rates of the delay in the administration of levonorgestrel for emergency contraception: a combined analysis of four WHO trials
2011
·
Gilda Piaggio
, Nathalie Kapp
, et al.
·
Contraception
·
83
Copper T380A intrauterine device for emergency contraception: a prospective, multicentre, cohort clinical trial
2010
·
S Wu
, EM Godfrey
, et al.
·
BJOG An International Journal of Obstetrics & Gynaecology
·
81
Cervical priming with misoprostol prior to transcervical procedures
2007
·
C. Fiala
, K. Gemzell‐Danielsson
, et al.
·
International Journal of Gynecology & Obstetrics
·
72
Misoprostol dose and route after mifepristone for early medical abortion: a randomised controlled noninferiority trial
2010
·
H von Hertzen
, NTM Huong
, et al.
·
BJOG An International Journal of Obstetrics & Gynaecology
·
71
PDF
Multicenter study of the lactational amenorrhea method (LAM) III: effectiveness, duration, and satisfaction with reduced client–provider contact
2000
·
A.E. Peterson
, R. Peŕez-Escamilla
, et al.
·
Contraception
·
67
Comparison of vaginal and sublingual misoprostol for second trimester abortion: randomized controlled equivalence trial
2008
·
H. von Hertzen
, G. Piaggio
, et al.
·
Human Reproduction
·
66
PDF
Complications of first-trimester abortion by vacuum aspiration after cervical preparation with and without misoprostol: a multicentre randomised trial
2012
·
Olav Meirik
, Nguyen Thi My Huong
, et al.
·
The Lancet
·
61
Emergency contraception. Widely available and effective but disappointing as a public health intervention: a review
2015
·
ESHRE CapriWorkshop Group
, ESHRE Capri Workshop Group
, et al.
·
Human Reproduction
·
60
PDF
Multicenter study of the Lactational Amenorrhea Method (LAM): II. Acceptability, utility, and policy implications
1997
·
Virginia Hight-Laukaran
, Miriam H. Labbok
, et al.
·
Contraception
·
53
PDF
Emergency contraception
1993
·
P F A Van Look
, H von Hertzen
·
British Medical Bulletin
·
49
A randomized, double-blind, noninferiority study to compare two regimens of levonorgestrel for emergency contraception in Nigeria
2010
·
Olukayode A. Dada
, Emily M. Godfrey
, et al.
·
Contraception
·
45
Two mifepristone doses and two intervals of misoprostol administration for termination of early pregnancy: a randomised factorial controlled equivalence trial*
2009
·
H von Hertzen
, G Piaggio
, et al.
·
BJOG An International Journal of Obstetrics & Gynaecology
·
38
Users’ perspectives on medical abortion in Finland
2002
·
Helena Honkanen
, Helena von Hertzen
·
Contraception
·
36
Research on New Methods of Emergency Contraception
1996
·
Helena von Hertzen
, Paul F.A. Van Look
·
Family Planning Perspectives
·
32
Tolerability of levonorgestrel emergency contraception in adolescents
2004
·
Cynthia C. Harper
, Corinne H. Rocca
, et al.
·
American Journal of Obstetrics and Gynecology
·
31
Menstrual induction with mifepristone and misoprostol
2003
·
Bilian Xiao
, Helena von Hertzen
, et al.
·
Contraception
·
28
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Works count:
71
Citation count:
2,993
H-index:
26
I10-index:
40
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