1CaliforniaInstituteofTechnologyPasadena,CA1MassachusettsInstituteofTechnologyCambridge,MA
1HarvardUniversityBoston,MA2StanfordUniversityStanford,CA3UniversityofCalifornia--SanFranc
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1HarvardUniversityBoston,MA2StanfordUniversityStanford,CA3UniversityofWisconsin--MadisonMa
1HarvardUniversityBoston,MA2UniversityofCalifornia--SanFranciscoSanFrancisco,CA3StanfordUn
1StanfordUniversityStanford,CA2MassachusettsInstituteofTechnologyCambridge,MA3HarvardUnive
1UniversityofCalifornia--BerkeleyBerkeley,CA2HarvardUniversityBoston,MA3UniversityofCalifo
1HarvardUniversityBoston,MA2StanfordUniversityStanford,CA3YaleUniversityNewHaven,CT4JohnsH
1HarvardUniversityBoston,MA2StanfordUniversityStanford,CA3MassachusettsInstituteofTechnolo
1StanfordUniversity斯坦福大学2HarvardUniversity哈佛大学2MassachusettsInstituteofTechnology麻省理工学院2Un
