权威例句
ImpracticabilityImpracticabilityImpossibility, Impracticability, and FrustrationCommercial impracticability in contract law: An economic analysisCommercial impracticability in contract law: An economic analysis ☆Impracticability of informed consent in the Registry of the Canadian Stroke NetworkThe Doctrine of Commercial Impracticability in a Second-Best WorldImpracticability of Informed Consent in the Registry of the Canadian Stroke Network — NEJMPOTASSIUM THIOCYANATE IN THE TREATMENT OF ESSENTIAL HYPERTENSION: ITS IMPRACTICABILITYContractual Allocations of Unknown Risks: A Critique of the Doctrine of Commercial Impracticability