Keyphrases
Meta-analysis
100%
Monozygotic Twinning
100%
Monozygotic Twins
100%
Blastocyst Transfer
43%
Culture Media
18%
Zona Pellucida
12%
Blastocyst Stage
12%
Exclusion Criteria
6%
Embase
6%
PubMed Database
6%
Spontaneous Conception
6%
Young Maternal Age
6%
Potential Risk Factors
6%
Age-related Effects
6%
Literature Search
6%
Embryo Quality
6%
Cochrane Collaboration
6%
Risk of Bias Tool
6%
Risk of Bias Assessment
6%
Gonadotropin-releasing Hormone
6%
Embryo Morphology
6%
Oxford
6%
Controlled Ovarian Stimulation
6%
Stimulation Protocol
6%
Inclusion Criteria
6%
Gonadotropins
6%
Twin Pregnancy
6%
Peer-reviewed Journals
6%
Associated Risk
6%
Maternal Age
6%
Risk Factors
6%
Odds Ratio
6%
Multiple Pregnancy
6%
Evidence-based Medicine
6%
Cochrane Database
6%
Media Quality
6%
Fixed Effects
6%
Associated Complications
6%
Quality Level
6%
Medicine and Dentistry
Meta-Analysis
100%
Monozygotic Twin
100%
Systematic Review
100%
Blastocyst
52%
Embryo Transfer
17%
Zona Pellucida
11%
Maternal Age
11%
Oocyte
5%
Intracytoplasmic Sperm Injection
5%
Gonadotropin
5%
Multiple Pregnancy
5%
Odds Ratio
5%
Gonadotropin-Releasing Hormone
5%
Embryo Quality
5%
Evidence-Based Medicine
5%
Twin Pregnancy
5%
Conception
5%
Veterinary Science and Veterinary Medicine
Blastocyst
100%
Embryo Transfer
42%
Zona Pellucida
28%
Blastocyst Stage
28%
Gonadotropin
14%
GnRH Agonists
14%
Multiple Pregnancy
14%
Oocyte
14%
Biochemistry, Genetics and Molecular Biology
Monozygotic Twin
100%
Blastocyst
52%
Embryo Transfer
17%
Maternal Age
11%
Zona Pellucida
11%
Cochrane Library
5%
Embase
5%
Gonadotropin-Releasing Hormone
5%
Medline
5%
Conception
5%
Agonist
5%
Twin Pregnancy
5%
Gonadotropin
5%