ER
› Season 4
S4 E16: My Brother's Keeper
Mark finds out Cynthia has moved. Carter's cousin Chase is brought in because of a heroin overdose. Doug and Kerry clash after she found a flaw in his study.
| Air date | Mar 5, 1998 |
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| Runtime | 45 minutes |
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| TMDB rating | ★ 8.2/10 |
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