Encara no tenim significats per a "major obstacle".
1However, efficient delivery into tumor cells remains a major obstacle for treatment.
2This, of course, is a major obstacle to tracing one's family roots.
3The major obstacle to implementing UGRA in clinical practice was time pressure.
4It is a major obstacle for Gazprom, said gas analyst Mikhail Korchemkin.
5Methicillin resistance creates a major obstacle for treatment of Staphylococcus aureus infections.
6Ike briefly explained that the Leine River was not a major obstacle.
7The island's division is a major obstacle to Turkey's European Union aspirations
8Purpose: Resistance to chemotherapy-induced apoptosis represents a major obstacle to cancer control.
9Conclusions: This study highlighted financial difficulty as the major obstacle to obtaining treatment.
10However, the planets suggest that there is one major obstacle to remove first!
11Background: Rejection of allografts has always been the major obstacle to transplantation success.
12Beyond the lack of economic resources, Marci faced another major obstacle.
13This creates a major obstacle to the Tories' chances of winning a majority.
14This is a major obstacle to achieving universal access to ART.
15This is a major obstacle for the design and evaluation of preventive vaccines.
16A major obstacle to application is that cellular membranes are impermeable to trehalose.
Aquesta col·locació està formada per:
Major obstacle a través del temps
Major obstacle per variant geogràfica