Keyphrases
Vitrification Device
100%
Sperm Vitrification
100%
Novel Solutions
100%
Spermatozoa number
100%
Spermatozoa
80%
Non-obstructive Azoospermia
50%
Cryopreservation
40%
Oocyte Retrieval
40%
Retrieval Methods
30%
Human Spermatozoa
20%
Competing Interests
20%
Ejaculate
20%
Motile Sperm
20%
Immotile Sperm
20%
Frozen Spermatozoa
20%
Male Infertility
10%
Prospective Cohort Study
10%
Search Time
10%
Trial Registration
10%
Large Cohort
10%
Recovery Rate
10%
Mini
10%
Pipette
10%
Excess Risk
10%
Additional Treatment
10%
Fertilization
10%
Feasibility Trial
10%
Cryopreserved
10%
Low Volume
10%
Delivery Rate
10%
Liquid Nitrogen
10%
Immediately Available
10%
ICSI Cycles
10%
IVF Cycles
10%
Clinical Pregnancy
10%
Fertilization Rate
10%
Cycle Cancellation
10%
IVF Laboratory
10%
Percent Recovery
10%
Micromanipulation
10%
Ongoing Pregnancy
10%
Straw
10%
External Financing
10%
Cryoprotectant
10%
Immotile Spermatozoa
10%
Sperm Retrieval
10%
Alginate Beads
10%
Setting Method
10%
Cryoloop
10%
Risk of Harm
10%
Miscarriage Rate
10%
Medicine and Dentistry
Azoospermia
100%
Cryopreservation
80%
Intracytoplasmic Sperm Injection
80%
Oocyte Retrieval
80%
Testicular Sperm Extraction
60%
Fertilization
40%
Outpatient
20%
Male Infertility
20%
Spontaneous Abortion
20%
Prospective Cohort Study
20%
Liquid Nitrogen
20%
Sperm Retrieval
20%
Alginic Acid
20%
Cryoprotectant
20%