fix missing import

This commit is contained in:
dannyrb 2020-06-16 00:43:04 -04:00
parent 0842eb9a8c
commit f2b77d2a4a

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@ -1,4 +1,4 @@
import React, { useEffect, useState } from 'react';
import React, { useCallback, useEffect, useState } from 'react';
import PropTypes from 'prop-types';
import cornerstoneTools from 'cornerstone-tools';
import cornerstone from 'cornerstone-core';