B. Shaffer
发表
Aaron B Caughey,
Anjali J Kaimal,
Yvonne W. Cheng,
2008,
American journal of obstetrics and gynecology.
M. Kuppermann,
S. Holloway,
S. Nakagawa,
2011,
Prenatal diagnosis.
A. Caughey,
Maria I. Rodriguez,
Karen S. Greiner,
2018,
Obstetrics and gynecology.
A. Caughey,
V. Lee,
J. Rasanen,
2016,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
A. Caughey,
V. Lee,
B. Shaffer,
2016,
American Journal of Perinatology.
J. Steinauer,
B. Shaffer,
S. Tran,
2012,
Contraception.
J. Parer,
B. Shaffer,
2008
.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2011,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2011,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
Yvonne W. Cheng,
A. Caughey,
T. Sparks,
2010,
Obstetrics and gynecology.
Yvonne W. Cheng,
A. Caughey,
A. Kaimal,
2009
.
M. Norton,
Shilpa P Chetty,
B. Shaffer,
2011,
Obstetrical & gynecological survey.
M. Norton,
Shilpa P Chetty,
B. Shaffer,
2011,
Obstetrical & gynecological survey.
A. Caughey,
B. Shaffer,
C. Avram,
2021,
Prenatal diagnosis.
Yvonne W. Cheng,
A. Caughey,
T. Sparks,
2015,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2009,
Obstetrics and gynecology.
Douglas K Owens,
Kathryn M McDonald,
Elisa F. Long,
2009
.
Douglas K Owens,
Kathryn M McDonald,
Elisa F. Long,
2009
.
Douglas K Owens,
Kathryn M McDonald,
Elisa F. Long,
2009
.
Douglas K Owens,
Kathryn M McDonald,
Elisa F. Long,
2009
.
Douglas K Owens,
Kathryn M McDonald,
Elisa F. Long,
2009
.
B. Shaffer,
Brian L. Shaffer,
2022
.
A. Caughey,
A. Allen,
L. Pereira,
2020,
Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
A. Caughey,
A. Allen,
L. Pereira,
2020,
Ultrasound in Obstetrics & Gynecology.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2006,
Obstetrics and gynecology.
N. Selden,
K. Oh,
J. Pinter,
2019,
Prenatal diagnosis.
Yvonne W. Cheng,
A. Caughey,
J. Snowden,
2015,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
M. Norton,
B. Shaffer,
2018,
Obstetrics and gynecology clinics of North America.
A. Caughey,
M. Norton,
B. Shaffer,
2004,
Obstetrics and gynecology.
Yvonne W. Cheng,
A. Caughey,
A. Jelin,
2010
.
R. Rdesinski,
Sam Bircher,
B. Shaffer,
2021,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
J. Parer,
B. Shaffer,
2008
.
Yvonne W. Cheng,
A. Caughey,
R. Laros,
2006,
American journal of obstetrics and gynecology.
Elisa F. Long,
Yvonne W. Cheng,
A. Caughey,
2009,
Evidence report/technology assessment.
A. Caughey,
Jamie O. Lo,
B. Shaffer,
2014,
Obstetrical & gynecological survey.
Yvonne W. Cheng,
A. Caughey,
K. McDonald,
2009,
Annals of Internal Medicine.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2006,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
C. Ramo,
B. Shaffer,
L. Yieh,
2019,
Clinical case reports.
A. Caughey,
T. Sparks,
B. Shaffer,
2017,
American journal of obstetrics and gynecology.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2010,
Obstetrics and gynecology.
Yvonne W. Cheng,
A. Caughey,
A. Kaimal,
2008,
Obstetrics and gynecology.
Yvonne W. Cheng,
A. Caughey,
R. Laros,
2005,
American journal of obstetrics and gynecology.
A. Caughey,
J. Kuller,
B. Shaffer,
2018,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
F. Noyes,
S. Barber-Westin,
T. Heckmann,
1999,
The American journal of sports medicine.
E S Grood,
F R Noyes,
F. Noyes,
1990,
The American journal of sports medicine.
A. Caughey,
M. Norton,
B. Shaffer,
2003,
Prenatal diagnosis.
A. Caughey,
T. Sparks,
E. Griffin,
2016,
Prenatal diagnosis.
A. Caughey,
Alyssa R. Hersh,
B. Shaffer,
2020,
Prenatal diagnosis.
K. Oh,
D. Pettersson,
R. Sohaey,
2018,
Prenatal diagnosis.
A. Caughey,
J. Snowden,
A. Cahill,
2015,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
A. Caughey,
T. Sparks,
A. Allen,
2019,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
A. Caughey,
M. Norton,
B. Shaffer,
2003,
Prenatal diagnosis.
Yvonne W. Cheng,
A. Caughey,
S. Little,
2015,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
A. Caughey,
B. Shaffer,
A. Puljic,
2015,
American journal of obstetrics and gynecology.
A. Caughey,
B. Shaffer,
S. Dotters-Katz,
2016,
European journal of obstetrics, gynecology, and reproductive biology.
B. Shaffer,
J. Hassell,
A. Games,
1994,
Journal of the American Dietetic Association.
A. Caughey,
B. Shaffer,
A. Caughey,
2007,
Journal of Perinatology.
Yvonne W. Cheng,
A. Caughey,
A. Jelin,
2010,
The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians.
A. Caughey,
E. Griffin,
B. Shaffer,
2016
.
E. Grood,
B. Shaffer,
Randall R. Wroble,
1991,
The American journal of sports medicine.
Elisa F. Long,
Yvonne W. Cheng,
A. Caughey,
2009,
Evidence report/technology assessment.
Yvonne W. Cheng,
A. Caughey,
B. Shaffer,
2014,
Obstetrics and gynecology.
A. Caughey,
B. Shaffer,
A. Puljic,
2015,
American journal of obstetrics and gynecology.
A. Caughey,
L. Pereira,
B. Shaffer,
2020,
Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology.
M. Kuppermann,
S. Holloway,
S. Nakagawa,
2011,
Prenatal diagnosis.
B. Piper,
Garrison Davis,
B. Shaffer,
2021,
Medicine.