 The experts used the terms apathy and abulia interchangeably and debated whether or not abulia was a discrete entity, or just a hazy gray area on a spectrum of more defined disorders.
<fluency>  The experts used the terms apathy and abulia interchangeably and debated whether or not abulia was a discrete entity, or just a hazy gray area on a spectrum of more defined disorders.
 The experts used the terms "apathy" and "abulia" interchangeably and debated whether or not abulia was a discrete entity, or just a hazy gray area on a spectrum of more defined disorders.