我如何使用select中的变量来调用存储过程？

My problem it's this code.

我的问题是这个代码。

DELIMITER $$

DROP PROCEDURE IF EXISTS agregar_abono$$
CREATE PROCEDURE  agregar_abono(IN pid_cliente BIGINT, IN pfecha_abono DATE, IN pmonto_abono FLOAT)
BEGIN 
    DECLARE @idabono BIGINT;

    -- OTHER CODE ...

    SELECT id_abono AS idabono FROM abono WHERE fk_cliente = pid_cliente ORDER BY id_abono DESC LIMIT 1;

    SELECT CONCAT('>', idabono);


    CALL cobrar_abono(pid_cliente, vid_abono);

END $$
DELIM