Impact of misclassification of in vitro fertilisation in studies of folic acid and twinning: modelling using population based Swedish vital records

doi:10.1136/bmj.38369.437789.82

Search all BMJ research articles:

From

Limit by

PAPERS

Impact of misclassification of in vitro fertilisation in studies of folic acid and twinning: modelling using population based Swedish vital records

BMJ

2005; doi: 10.1136/bmj.38369.437789.82 (Published 18 February 2005)

Cite this as: BMJ 2005;:38369.437789.82

Obstetrics and gynaecology
Pregnancy
Reproductive medicine

Article
Related content
Article metrics

This is a PDF only article

PDF
Easy Read
Data supplement
Respond to this article

Services

Email to friend
Add article to BMJ portfolio
Download to citation manager
Request permission

Citations

Find similar articles in PubMed
Articles by R J Berry
Articles by R Kihlberg
Articles by O Devine
Citing articles via Web of Science
Citing articles via Scopus

Social bookmarking

CiteULike
Connotea
Del.icio.us
Digg
Facebook
Reddit
Technorati
Twitter
Stumbleupon

Latest jobs

UK jobs
International jobs

UK jobs

UNIVERSITY OF BIRMINGHAM, Senior Clinical Lecturer in Neurology (3 Feb 2012)
UNIVERSITY OF BIRMINGHAM, Anatomy Demonstrators. (30 Jan 2012)
Birmingham Children’s Hospital NHS Foundation Trust, two new Clinical Research Springboard Fellowship posts (7 Feb 2012)
CARNIVAL CRUISE, Ship’s Doctors Attractive reward package. (14 Feb 2012)

show me all jobs >>

International jobs

International Medical Recruitment - Medical Jobs in Australia and New Zealand Welcome to International Medical Recruitment - Australasia’s (11 Aug 2011)
CANTERBURY DISTRICT HEALTH BOARD (CDHB) Psychiatrist - Acute Inpatient Service Consultant Psychiatrists Permanent or fixed term (13 Feb 2012)
EMIRATES GROUP HEADQUARTERS (THE), Head of Medical Benefits, Dubai, UAE. (13 Feb 2012)
CANTERBURY DISTRICT HEALTH BOARD (CDHB) Rural Hospital Medicine Specialists Ashburton Hospital Vacancy 10827 (10 Feb 2012)

show me all jobs >>

Rapid responses

Latest Responses
Most responses

Latest Responses

Ethical considerations

Published 14 February 2012

Re: Diagnosis and management of Raynaud’s phenomenon

Published 14 February 2012

Re: Raised inflammatory markers

Published 14 February 2012

Re: Physical activity for cancer survivors: meta-analysis of randomised controlled trials

Published 14 February 2012

Smokefree cars in Wales: Laws are better

Published 14 February 2012

Does anyone understand the government’s plan for the NHS? (17 responses)

Published 17 Jan 2012

Bad medicine: medical nutrition (15 responses)

Published 18 Jan 2012

Shared decision making: really putting patients at the centre of healthcare (8 responses)

Published 27 Jan 2012

Why legislation is necessary for my health reforms (8 responses)

Published 1 Feb 2012

How much of a social media profile can doctors have? (7 responses)

Published 23 Jan 2012

Recent blogs and podcasts

Blogs
Podcasts

Blogs

Greg Elder: Hippocrates: a casualty of the war in Syria (14 Feb 2012)
Peter Lapsley: Dignifying death (14 Feb 2012)
Richard Lehman’s journal review – 13 February 2012 (13 Feb 2012)
BMJ covers get everywhere: Excessive crying in infants (10 Feb 2012)
BMJ covers get everywhere: Cat (10 Feb 2012)

more >>

Podcasts

Cannabis in cars (10 Feb 2012)
Healthcare and corruption in Uttar Pradesh (6 Feb 2012)
New antiepileptics and the drop in MI deaths (27 Jan 2012)
Antidepressants and tamiflu (20 Jan 2012)
Surgical performance (13 Jan 2012)

more >>

BMJ most popular

Most shared
Most searched

Most searched

healthcare
guyatt
Kathleen Hilditch
asthma
buchbinder

Follow BMJ On

twitter.com/bmj_latest
facebook.com/bmjdotcom
youtube.com/user/BMJmedia

My Account

Email alerts
Activate subscription

Resources

Authors
Reviewers
BMA members
Readers
Subscribers
Advertisers and sponsors
Media

Information

Contact us
Feedback

BMJ

About us
Editorial staff
Advisers
Policies
Complaints
Partnerships
Submit your paper

Explore BMJ

About BMJ Group
Junior Doctors: Agents for Change
Student BMJ
doc2doc
Junior Doctor Portal
Pandemic Flu
BMJ Group

PAPERS

Impact of misclassification of in vitro fertilisation in studies of folic acid and twinning: modelling using population based Swedish vital records

Services

Citations

Social bookmarking

Latest jobs

UK jobs

International jobs

Latest Responses

Ethical considerations

Re: Diagnosis and management of Raynaud’s phenomenon

Re: Raised inflammatory markers

Re: Physical activity for cancer survivors: meta-analysis of randomised controlled trials

Smokefree cars in Wales: Laws are better

Most responses

Does anyone understand the government’s plan for the NHS? (17 responses)

Bad medicine: medical nutrition (15 responses)

Shared decision making: really putting patients at the centre of healthcare (8 responses)

Why legislation is necessary for my health reforms (8 responses)

How much of a social media profile can doctors have? (7 responses)

THIS WEEK'S POLL

Recent blogs and podcasts

Blogs

Podcasts

Most shared

Most searched

Content Links

My Account

Resources

Information

BMJ

Explore BMJ