TY - GEN AU - Kochhar,R AU - Rajwanshi,A AU - Mehta,S K TI - Endoscopic needle aspiration cytology SN - 0017-5749 PY - 1988///0713 KW - Biopsy, Needle KW - instrumentation KW - Gastrointestinal Neoplasms KW - pathology KW - Humans KW - Needles N1 - Publication Type: Letter UR - https://doi.org/10.1136/gut.29.4.556-a ER -